Isolated severe thunderstorms with locally damaging wind gusts and hail are possible Monday across parts of the Southeast U.S. Elevated to critical fire weather including gusty winds and low relative humidity is forecast Monday over much of the northern Great Plains. Above normal temperatures in the Southeast and Southwest U.S. will bring moderate to isolated major HeatRisk Monday. Read More >
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Latest Fire Weather Forecast
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506
FNUS54 KMRX 171827
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
227 PM EDT Sun May 17 2026
.DISCUSSION...
Isolated storms are possible this evening, but most places are
expected to stay dry. Very warm temperatures will continue through
Tuesday with highs reaching well into the 80s to around 90 for most.
Widespread rain chances return Wednesday through the weekend.
VAZ001-181930-
Lee-
Including the city of Rose Hill
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 59-64 (+3) 85-90 (0) 60-65 84-89
RH % (24h trend) 93-98 (+10) 36-41 (-1) 85-90 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 SW 6
PM 20FT Wnd (mph) S 5 SW 6 S 6 SW 7
Transport Wnd (mph) S 6 S 16 S 6 SW 14
Mixing Hgt(ft-agl) 390 6150 390 5880
Vent Rate (mph-ft) 2340 98400 2340 82320
Max Dispersion Early 3 Very Poor 61 Good 3 Very Poor 58 Gen Good
Max Dispersion Late 3 Very Poor 85 Good 3 Very Poor 72 Good
Category Day 1 4 1 4
Max LVORI Early 5 7 4 5
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 60 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. East winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 71 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows around 60. Southeast winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 69 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. South winds less than
10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 65 percent. Southwest
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-181930-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 59-64 (+2) 83-88 (0) 61-66 82-87
RH % (24h trend) 88-93 (+9) 36-41 (0) 78-83 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 7 SW 9
PM 20FT Wnd (mph) S 8 SW 8 S 9 SW 8
Transport Wnd (mph) S 9 S 17 S 10 SW 15
Mixing Hgt(ft-agl) 420 6420 420 5820
Vent Rate (mph-ft) 3780 109140 4200 87300
Max Dispersion Early 4 Very Poor 66 Good 5 Very Poor 61 Good
Max Dispersion Late 4 Very Poor 97 Good 4 Very Poor 76 Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs around 80.
Minimum RH 60 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. North winds less
than 10 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 68 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 72 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. South winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ005-181930-
Scott VA-
Including the city of Hiltons
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 60-65 (+3) 86-91 (+1) 61-66 84-89
RH % (24h trend) 90-95 (+5) 37-42 (-2) 82-87 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SW 8
PM 20FT Wnd (mph) S 6 SW 7 S 8 SW 8
Transport Wnd (mph) SE 5 S 15 S 6 SW 13
Mixing Hgt(ft-agl) 380 6590 360 5450
Vent Rate (mph-ft) 1900 98850 2160 70850
Max Dispersion Early 3 Very Poor 53 Gen Good 4 Very Poor 45 Gen Good
Max Dispersion Late 3 Very Poor 83 Good 2 Very Poor 61 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 5
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 61 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 67 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. East winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 72 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 70 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-181930-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 60-65 (+3) 84-89 (0) 61-66 83-88
RH % (24h trend) 87-92 (+5) 34-39 (-1) 77-82 33-38
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SW 7
PM 20FT Wnd (mph) S 8 SW 8 S 10 SW 7
Transport Wnd (mph) S 7 S 16 S 8 SW 15
Mixing Hgt(ft-agl) 410 7170 390 6350
Vent Rate (mph-ft) 2870 114720 3120 95250
Max Dispersion Early 4 Very Poor 65 Good 5 Very Poor 61 Good
Max Dispersion Late 3 Very Poor 102 Very Good3 Very Poor 82 Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 3
Max LVORI Late 5 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 57 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. North winds less
than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 70 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 71 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ008-181930-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 58-63 (+2) 85-90 (+2) 59-64 84-89
RH % (24h trend) 88-93 (+7) 34-39 (-5) 82-87 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SW 7
PM 20FT Wnd (mph) S 8 S 8 S 8 SW 7
Transport Wnd (mph) SE 6 S 15 S 6 SW 13
Mixing Hgt(ft-agl) 350 7090 350 5900
Vent Rate (mph-ft) 2100 106350 2100 76700
Max Dispersion Early 4 Very Poor 59 Gen Good 5 Very Poor 51 Gen Good
Max Dispersion Late 3 Very Poor 89 Good 3 Very Poor 66 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 5
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. South
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 57 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 69 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 70 percent. South winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. South winds less
than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 68 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-181930-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 57-62 (+3) 83-88 (+1) 57-62 83-88
RH % (24h trend) 88-93 (+9) 27-32 (-9) 80-85 29-34
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SW 5
PM 20FT Wnd (mph) S 7 S 8 S 8 SW 6
Transport Wnd (mph) S 8 S 16 S 9 SW 13
Mixing Hgt(ft-agl) 400 6680 370 6860
Vent Rate (mph-ft) 3200 106880 3330 89180
Max Dispersion Early 5 Very Poor 77 Good 10 Poor 56 Gen Good
Max Dispersion Late 5 Very Poor 92 Good 5 Very Poor 75 Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows around 60. South winds less
than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 50 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 66 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 68 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 50s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 65 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 63 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-181930-
Southeast Carter-
Including the city of Hampton
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 59-64 (+3) 81-86 (-1) 59-64 81-86
RH % (24h trend) 85-90 (+7) 30-35 (-7) 78-83 31-36
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 SW 7
PM 20FT Wnd (mph) S 10 S 11 S 11 SW 8
Transport Wnd (mph) S 9 S 16 S 10 SW 12
Mixing Hgt(ft-agl) 430 6480 400 6880
Vent Rate (mph-ft) 3870 103680 4000 82560
Max Dispersion Early 7 Poor 77 Good 11 Poor 54 Gen Good
Max Dispersion Late 6 Very Poor 92 Good 5 Very Poor 72 Good
Category Day 1 4 1 4
Max LVORI Early 3 5 3 3
Max LVORI Late 5 1 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. South
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 52 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. West winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 71 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 72 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 70 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. South winds less
than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 68 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-181930-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 62-67 (+4) 83-88 (+1) 62-67 83-88
RH % (24h trend) 82-87 (+6) 27-32 (-8) 73-78 28-33
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 8
PM 20FT Wnd (mph) S 11 S 12 S 12 SW 6
Transport Wnd (mph) S 9 S 17 S 10 SW 12
Mixing Hgt(ft-agl) 470 7090 450 6940
Vent Rate (mph-ft) 4230 120530 4500 83280
Max Dispersion Early 6 Very Poor 84 Good 8 Poor 49 Gen Good
Max Dispersion Late 6 Very Poor 105 Very Good6 Very Poor 67 Good
Category Day 1 5 1 4
Max LVORI Early 3 4 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 50 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 69 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 69 percent. South winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 67 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 65 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-181930-
Southeast Greene-
Including the city of Cedar Creek
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+4) 83-88 (+1) 61-66 82-87
RH % (24h trend) 84-89 (+10) 30-35 (-6) 74-79 32-37
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 10 S 10
PM 20FT Wnd (mph) S 12 S 11 S 12 W 6
Transport Wnd (mph) S 10 S 15 S 12 SW 9
Mixing Hgt(ft-agl) 440 7410 430 6700
Vent Rate (mph-ft) 4400 111150 5160 60300
Max Dispersion Early 6 Very Poor 74 Good 5 Very Poor 40 Fair
Max Dispersion Late 5 Very Poor 98 Good 5 Very Poor 52 Gen Good
Category Day 1 4 1 4
Max LVORI Early 3 4 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 52 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 69 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 67 percent. Southeast winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds 5 to 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 68 percent. South winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 67 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ041-181930-
Cocke Smoky Mountains-
Including the city of Hartford
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+4) 83-88 (0) 62-67 83-88
RH % (24h trend) 83-88 (+10) 30-35 (-6) 74-79 32-37
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 SW 10
PM 20FT Wnd (mph) S 13 S 11 S 13 W 6
Transport Wnd (mph) S 8 S 14 S 10 SW 9
Mixing Hgt(ft-agl) 420 7090 370 6570
Vent Rate (mph-ft) 3360 99260 3700 59130
Max Dispersion Early 5 Very Poor 69 Good 5 Very Poor 44 Gen Good
Max Dispersion Late 5 Very Poor 83 Good 5 Very Poor 55 Gen Good
Category Day 1 4 1 4
Max LVORI Early 3 4 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 53 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southwest winds
less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 69 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 69 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 68 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-181930-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mclear Pcldy Pcldy
Temp (24h trend) 61-66 (+4) 80-85 (0) 60-65 80-85
RH % (24h trend) 90-95 (+19) 31-36 (-7) 77-82 32-37
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 12 S 11
PM 20FT Wnd (mph) S 14 S 15 S 16 SW 9
Transport Wnd (mph) S 15 S 16 S 13 SW 12
Mixing Hgt(ft-agl) 470 5680 420 6570
Vent Rate (mph-ft) 7050 90880 5460 78840
Max Dispersion Early 6 Very Poor 60 Gen Good 9 Poor 49 Gen Good
Max Dispersion Late 7 Poor 77 Good 6 Very Poor 67 Good
Category Day 1 4 1 4
Max LVORI Early 3 5 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 55 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 69 percent. Southwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 72 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 68 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 66 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ072-181930-
Blount Smoky Mountains-
Including the city of Cades Cove
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 65-70 (+5) 85-90 (-1) 64-69 85-90
RH % (24h trend) 85-90 (+13) 31-36 (-5) 74-79 30-35
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 10
PM 20FT Wnd (mph) S 13 S 12 S 14 SW 7
Transport Wnd (mph) S 14 S 17 S 12 S 13
Mixing Hgt(ft-agl) 470 6030 450 6660
Vent Rate (mph-ft) 6580 102510 5400 86580
Max Dispersion Early 6 Very Poor 69 Good 6 Very Poor 49 Gen Good
Max Dispersion Late 6 Very Poor 87 Good 5 Very Poor 73 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 52 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 63 percent. Southwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 66 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 62 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 61 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-181930-
Southeast Monroe-
Including the cities of Citico and Coker Creek
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 64-69 (+6) 82-87 (-1) 63-68 83-88
RH % (24h trend) 92-97 (+18) 34-39 (-5) 78-83 33-38
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 9
PM 20FT Wnd (mph) SE 11 S 11 G18 SE 11 S 6
Transport Wnd (mph) S 14 S 17 S 13 S 13
Mixing Hgt(ft-agl) 470 5640 450 6000
Vent Rate (mph-ft) 6580 95880 5850 78000
Max Dispersion Early 6 Very Poor 64 Good 6 Very Poor 46 Gen Good
Max Dispersion Late 6 Very Poor 86 Good 5 Very Poor 66 Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 9 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 54 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 63 percent. Southwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 67 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 64 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 62 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-181930-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (+7) 83-88 (-1) 61-66 84-89
RH % (24h trend) 94-99 (+11) 38-43 (-2) 82-87 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 9
PM 20FT Wnd (mph) SE 12 S 10 SE 12 S 7
Transport Wnd (mph) S 10 S 17 SE 9 S 12
Mixing Hgt(ft-agl) 450 5630 430 5930
Vent Rate (mph-ft) 4500 95710 3870 71160
Max Dispersion Early 6 Very Poor 65 Good 6 Very Poor 42 Gen Good
Max Dispersion Late 5 Very Poor 84 Good 5 Very Poor 59 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 6 3 4
Max LVORI Late 7 2 5 2
Precip Chance (%) 20 0 0 0
Precip Type Showers None None None
Precip Duration 1
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 10 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 55 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. North
winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 62 percent. Southwest winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 62 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 59 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-181930-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 60-65 (+5) 82-87 (-1) 59-64 83-88
RH % (24h trend) 95-100 (+14) 36-41 (-5) 86-91 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 7
PM 20FT Wnd (mph) SE 10 S 10 SE 9 S 6
Transport Wnd (mph) SE 8 S 16 SE 9 S 12
Mixing Hgt(ft-agl) 450 5330 420 5780
Vent Rate (mph-ft) 3600 85280 3780 69360
Max Dispersion Early 5 Very Poor 57 Gen Good 5 Very Poor 42 Gen Good
Max Dispersion Late 5 Very Poor 75 Good 4 Very Poor 59 Gen Good
Category Day 1 4 1 4
Max LVORI Early 6 7 4 5
Max LVORI Late 8 2 5 2
Precip Chance (%) 20 0 0 0
Precip Type Showers None None None
Precip Duration 1
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 3 AM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 54 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 62 percent. Southwest winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.FRIDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows around 60. Southeast winds less than 10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 63 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 60 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-181930-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mclear Mclear Pcldy
Temp (24h trend) 59-64 (+4) 79-84 (-1) 57-62 79-84
RH % (24h trend) 95-100 (+14) 41-46 (-6) 88-93 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 8 S 5
PM 20FT Wnd (mph) SE 9 S 9 SE 10 S 6
Transport Wnd (mph) SE 8 S 15 SE 10 S 12
Mixing Hgt(ft-agl) 460 4840 430 5400
Vent Rate (mph-ft) 3680 72600 4300 64800
Max Dispersion Early 6 Very Poor 45 Gen Good 5 Very Poor 38 Fair
Max Dispersion Late 4 Very Poor 63 Good 4 Very Poor 51 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 7 3 5
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 58 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 69 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.FRIDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 72 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 50s. Southeast winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 70 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southeast winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ015-181930-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 58-63 (+3) 87-92 (0) 59-64 86-91
RH % (24h trend) 93-98 (+6) 35-40 (0) 85-90 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SW 6
PM 20FT Wnd (mph) Lgt/Var SW 5 Lgt/Var SW 6
Transport Wnd (mph) SE 5 S 15 S 6 SW 14
Mixing Hgt(ft-agl) 380 6390 380 6090
Vent Rate (mph-ft) 1900 95850 2280 85260
Max Dispersion Early 3 Very Poor 57 Gen Good 3 Very Poor 54 Gen Good
Max Dispersion Late 3 Very Poor 83 Good 2 Very Poor 73 Good
Category Day 1 4 1 4
Max LVORI Early 5 7 4 5
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the mid
80s. Minimum RH 56 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. Light and variable wind.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 61 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 69 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 50s. Southeast winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. South winds less than
10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ016-181930-
Hawkins-
Including the city of Mooresburg
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 59-64 (+4) 87-92 (+1) 59-64 86-91
RH % (24h trend) 93-98 (+1) 37-42 (-2) 86-91 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var S 5 SW 5
Transport Wnd (mph) SE 5 S 13 S 5 SW 12
Mixing Hgt(ft-agl) 380 6480 390 5760
Vent Rate (mph-ft) 1900 84240 1950 69120
Max Dispersion Early 3 Very Poor 48 Gen Good 3 Very Poor 42 Gen Good
Max Dispersion Late 3 Very Poor 68 Good 3 Very Poor 57 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 7 3 6
Max LVORI Late 7 2 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 66 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 71 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. South winds less than
10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-181930-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 60-65 (+4) 87-92 (+2) 60-65 86-91
RH % (24h trend) 89-94 (+1) 32-37 (-6) 83-88 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 6
PM 20FT Wnd (mph) S 8 S 8 S 9 SW 6
Transport Wnd (mph) SE 6 S 14 S 7 SW 10
Mixing Hgt(ft-agl) 380 7370 340 5590
Vent Rate (mph-ft) 2280 103180 2380 55900
Max Dispersion Early 4 Very Poor 59 Gen Good 4 Very Poor 38 Fair
Max Dispersion Late 3 Very Poor 90 Good 3 Very Poor 49 Gen Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 5
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 55 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 64 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. East winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 66 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southeast winds
less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 66 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-181930-
Northwest Carter-
Including the city of Elizabethton
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 59-64 (+4) 85-90 (+1) 59-64 85-90
RH % (24h trend) 90-95 (+7) 29-34 (-7) 83-88 30-35
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 SW 5
PM 20FT Wnd (mph) SE 7 S 9 SE 9 SW 5
Transport Wnd (mph) SE 7 S 14 SE 8 SW 10
Mixing Hgt(ft-agl) 420 7550 350 6260
Vent Rate (mph-ft) 2940 105700 2800 62600
Max Dispersion Early 5 Very Poor 74 Good 7 Poor 46 Gen Good
Max Dispersion Late 4 Very Poor 97 Good 3 Very Poor 57 Gen Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 4
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 50 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. West winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 65 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 64 percent. Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 63 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 63 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-181930-
Washington TN-
Including the city of Johnson City
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 61-66 (+5) 87-92 (+2) 61-66 86-91
RH % (24h trend) 88-93 (+3) 29-34 (-8) 81-86 33-38
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 SW 6
PM 20FT Wnd (mph) S 8 S 7 S 9 W 5
Transport Wnd (mph) SE 7 S 15 S 8 SW 9
Mixing Hgt(ft-agl) 380 7540 390 5670
Vent Rate (mph-ft) 2660 113100 3120 51030
Max Dispersion Early 4 Very Poor 63 Good 5 Very Poor 37 Fair
Max Dispersion Late 3 Very Poor 98 Good 4 Very Poor 48 Gen Good
Category Day 1 5 1 3
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 52 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Southwest winds less
than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 65 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 65 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 64 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 64 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-181930-
Northwest Greene-
Including the city of Greeneville
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mclear
Temp (24h trend) 61-66 (+4) 87-92 (+1) 61-66 86-91
RH % (24h trend) 90-95 (+2) 33-38 (-4) 82-87 35-40
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 SW 5
PM 20FT Wnd (mph) S 8 SW 8 S 8 W 5
Transport Wnd (mph) S 7 S 12 S 8 W 9
Mixing Hgt(ft-agl) 380 6540 400 5450
Vent Rate (mph-ft) 2660 78480 3200 49050
Max Dispersion Early 4 Very Poor 47 Gen Good 4 Very Poor 29 Fair
Max Dispersion Late 4 Very Poor 62 Good 4 Very Poor 42 Gen Good
Category Day 1 4 1 3
Max LVORI Early 3 5 3 4
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 54 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. West winds less
than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 65 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 66 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-181930-
Grainger-
Including the city of Bean Station
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 60-65 (+3) 88-93 (+1) 61-66 86-91
RH % (24h trend) 95-100 (+10) 35-40 (-2) 85-90 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SW 5
PM 20FT Wnd (mph) Lgt/Var SW 7 S 7 SW 7
Transport Wnd (mph) SE 5 S 14 S 6 SW 14
Mixing Hgt(ft-agl) 370 6380 370 6320
Vent Rate (mph-ft) 1850 89320 2220 88480
Max Dispersion Early 3 Very Poor 53 Gen Good 4 Very Poor 46 Gen Good
Max Dispersion Late 3 Very Poor 81 Good 2 Very Poor 73 Good
Category Day 1 4 1 4
Max LVORI Early 5 7 3 5
Max LVORI Late 8 2 5 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 9 PM
Precip End 11 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 57 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 64 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 70 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 67 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southwest winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ039-181930-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 59-64 (+3) 87-92 (0) 60-65 86-91
RH % (24h trend) 95-100 (+4) 37-42 (-2) 88-93 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 5 Lgt/Var SW 5
Transport Wnd (mph) SE 5 SW 12 SE 3 SW 12
Mixing Hgt(ft-agl) 360 5860 340 5620
Vent Rate (mph-ft) 1800 70320 1020 67440
Max Dispersion Early 3 Very Poor 37 Fair 3 Very Poor 33 Fair
Max Dispersion Late 2 Very Poor 59 Gen Good 2 Very Poor 57 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 8 3 6
Max LVORI Late 9 2 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent. West
winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 70 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 68 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Light and
variable wind.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-181930-
Northwest Cocke-
Including the cities of Bybee and Newport
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (+4) 87-92 (+1) 62-67 86-91
RH % (24h trend) 91-96 (+6) 34-39 (-3) 83-88 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) S 6 SW 5 S 6 Lgt/Var
Transport Wnd (mph) SE 5 S 10 S 6 SW 9
Mixing Hgt(ft-agl) 370 6400 350 5160
Vent Rate (mph-ft) 1850 64000 2100 46440
Max Dispersion Early 3 Very Poor 46 Gen Good 3 Very Poor 30 Fair
Max Dispersion Late 2 Very Poor 61 Good 3 Very Poor 40 Fair
Category Day 1 4 1 3
Max LVORI Early 3 6 3 5
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 54 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. West winds less
than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 65 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 64 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-181930-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (+5) 87-92 (0) 62-67 86-91
RH % (24h trend) 95-100 (+5) 35-40 (-4) 85-90 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 6 Lgt/Var SW 7
Transport Wnd (mph) E 3 S 13 S 5 SW 12
Mixing Hgt(ft-agl) 350 6360 330 5750
Vent Rate (mph-ft) 1050 82680 1650 69000
Max Dispersion Early 3 Very Poor 41 Gen Good 3 Very Poor 32 Fair
Max Dispersion Late 2 Very Poor 68 Good 2 Very Poor 56 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 7 3 5
Max LVORI Late 8 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 57 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. Light and variable wind.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. Southwest winds less than
10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 67 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ035-181930-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 61-66 (+5) 85-90 (-1) 62-67 85-90
RH % (24h trend) 95-100 (+15) 37-42 (+1) 82-87 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 11
PM 20FT Wnd (mph) S 11 S 10 S 10 SW 9
Transport Wnd (mph) S 10 S 20 S 10 SW 16
Mixing Hgt(ft-agl) 460 5730 440 6450
Vent Rate (mph-ft) 4600 114600 4400 103200
Max Dispersion Early 6 Very Poor 77 Good 7 Poor 60 Gen Good
Max Dispersion Late 5 Very Poor 95 Good 4 Very Poor 88 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 7 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 65 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 73 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows
around 60. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 69 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ012-181930-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+5) 85-90 (-1) 64-69 85-90
RH % (24h trend) 86-91 (+10) 35-40 (0) 72-77 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 10 S 11
PM 20FT Wnd (mph) S 10 S 9 S 9 SW 8
Transport Wnd (mph) S 10 S 20 S 12 SW 16
Mixing Hgt(ft-agl) 470 5610 470 6740
Vent Rate (mph-ft) 4700 112200 5640 107840
Max Dispersion Early 5 Very Poor 83 Good 6 Very Poor 68 Good
Max Dispersion Late 6 Very Poor 95 Good 5 Very Poor 95 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 64 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 63 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 66 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ013-181930-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+5) 83-88 (-1) 64-69 83-88
RH % (24h trend) 88-93 (+12) 38-43 (0) 76-81 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 11
PM 20FT Wnd (mph) S 10 S 10 S 10 SW 9
Transport Wnd (mph) S 10 S 20 S 10 SW 15
Mixing Hgt(ft-agl) 450 5610 430 6600
Vent Rate (mph-ft) 4500 112200 4300 99000
Max Dispersion Early 5 Very Poor 77 Good 5 Very Poor 63 Good
Max Dispersion Late 5 Very Poor 94 Good 5 Very Poor 89 Good
Category Day 1 4 1 4
Max LVORI Early 3 5 3 3
Max LVORI Late 5 2 3 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 64 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 74 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 71 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 66 percent. Southwest
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ014-181930-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 60-65 (+4) 86-91 (0) 61-66 85-90
RH % (24h trend) 95-100 (+13) 36-41 (0) 84-89 34-39
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 7 SW 7
PM 20FT Wnd (mph) S 5 SW 7 S 6 SW 7
Transport Wnd (mph) S 6 S 16 S 8 SW 15
Mixing Hgt(ft-agl) 390 5950 390 6430
Vent Rate (mph-ft) 2340 95200 3120 96450
Max Dispersion Early 4 Very Poor 68 Good 4 Very Poor 59 Gen Good
Max Dispersion Late 3 Very Poor 85 Good 3 Very Poor 84 Good
Category Day 1 4 1 4
Max LVORI Early 5 6 3 4
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the mid
80s. Minimum RH 58 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 62 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows
around 60. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 68 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ037-181930-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+4) 86-91 (-1) 62-67 86-91
RH % (24h trend) 91-96 (+11) 38-43 (+1) 78-83 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 SW 6
PM 20FT Wnd (mph) Lgt/Var SW 7 S 7 SW 7
Transport Wnd (mph) S 6 S 17 S 8 SW 15
Mixing Hgt(ft-agl) 390 6200 390 6370
Vent Rate (mph-ft) 2340 105400 3120 95550
Max Dispersion Early 4 Very Poor 68 Good 4 Very Poor 59 Gen Good
Max Dispersion Late 3 Very Poor 91 Good 3 Very Poor 82 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 7 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 58 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs around 80.
Minimum RH 71 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southwest winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ036-181930-
Anderson-
Including the cities of Oak Ridge and Clinton
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+4) 84-89 (-1) 63-68 84-89
RH % (24h trend) 91-96 (+11) 39-44 (0) 78-83 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 11
PM 20FT Wnd (mph) S 11 SW 11 SW 11 SW 9
Transport Wnd (mph) SW 8 S 18 S 9 SW 15
Mixing Hgt(ft-agl) 430 5760 390 6370
Vent Rate (mph-ft) 3440 103680 3510 95550
Max Dispersion Early 5 Very Poor 73 Good 5 Very Poor 61 Good
Max Dispersion Late 4 Very Poor 93 Good 4 Very Poor 85 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 63 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 75 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. Southwest winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 73 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southwest winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-181930-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+5) 87-92 (-1) 63-68 86-91
RH % (24h trend) 89-94 (+5) 35-40 (-3) 76-81 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 8
PM 20FT Wnd (mph) Lgt/Var SW 9 S 6 SW 8
Transport Wnd (mph) SW 5 S 16 S 7 SW 15
Mixing Hgt(ft-agl) 370 6660 390 6600
Vent Rate (mph-ft) 1850 106560 2730 99000
Max Dispersion Early 4 Very Poor 74 Good 5 Very Poor 59 Gen Good
Max Dispersion Late 3 Very Poor 100 Good 3 Very Poor 86 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 7 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 57 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 71 percent. Southwest winds less than
10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. Southwest winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southwest winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ073-181930-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (+5) 88-93 (+1) 62-67 87-92
RH % (24h trend) 89-94 (+5) 32-37 (-6) 78-83 33-38
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 SW 6
PM 20FT Wnd (mph) S 8 SW 8 S 8 SW 8
Transport Wnd (mph) SE 5 S 14 S 8 SW 12
Mixing Hgt(ft-agl) 350 7030 350 6820
Vent Rate (mph-ft) 1750 98420 2800 81840
Max Dispersion Early 3 Very Poor 58 Gen Good 4 Very Poor 42 Gen Good
Max Dispersion Late 3 Very Poor 86 Good 3 Very Poor 72 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 54 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. Northwest winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 68 percent. Southwest winds less than
10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 64 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-181930-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 61-66 (+4) 87-92 (-1) 62-67 86-91
RH % (24h trend) 95-100 (+10) 41-46 (+2) 83-88 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 7 S 7
PM 20FT Wnd (mph) S 6 S 9 S 7 SW 7
Transport Wnd (mph) S 6 S 18 S 8 SW 15
Mixing Hgt(ft-agl) 410 6090 400 6340
Vent Rate (mph-ft) 2460 109620 3200 95100
Max Dispersion Early 5 Very Poor 74 Good 5 Very Poor 58 Gen Good
Max Dispersion Late 4 Very Poor 99 Good 3 Very Poor 82 Good
Category Day 1 4 1 4
Max LVORI Early 5 7 3 5
Max LVORI Late 8 2 5 2
Precip Chance (%) 20 0 0 0
Precip Type Showers None None None
Precip Duration 1
Precip Amount 0.03 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 12 AM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 63 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 75 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. South winds less than 10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ068-181930-
Loudon-
Including the cities of Lenoir City and Loudon
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+6) 87-92 (-1) 63-68 87-92
RH % (24h trend) 92-97 (+5) 39-44 (-1) 79-84 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 7
PM 20FT Wnd (mph) S 5 SW 9 S 5 SW 8
Transport Wnd (mph) S 7 S 18 S 9 SW 15
Mixing Hgt(ft-agl) 410 6330 420 6520
Vent Rate (mph-ft) 2870 113940 3780 97800
Max Dispersion Early 5 Very Poor 81 Good 4 Very Poor 62 Good
Max Dispersion Late 4 Very Poor 102 Very Good4 Very Poor 85 Good
Category Day 1 4 1 4
Max LVORI Early 5 6 3 4
Max LVORI Late 7 2 5 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 11 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southwest winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 60 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 74 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 70 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-181930-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 64-69 (+5) 87-92 (-1) 65-70 87-92
RH % (24h trend) 88-93 (+9) 35-40 (-4) 75-80 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 SW 9
PM 20FT Wnd (mph) S 8 SW 11 S 8 SW 11
Transport Wnd (mph) S 6 S 17 S 9 SW 14
Mixing Hgt(ft-agl) 400 6750 420 6680
Vent Rate (mph-ft) 2400 114750 3780 93520
Max Dispersion Early 4 Very Poor 75 Good 4 Very Poor 54 Gen Good
Max Dispersion Late 4 Very Poor 100 Good 4 Very Poor 82 Good
Category Day 1 5 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 56 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 66 percent. Northwest winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 70 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 67 percent. Southwest winds less than
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ086-181930-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 64-69 (+6) 87-92 (-1) 64-69 87-92
RH % (24h trend) 91-96 (+8) 36-41 (-4) 78-83 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 7
PM 20FT Wnd (mph) S 6 S 9 S 6 SW 8
Transport Wnd (mph) S 12 S 17 S 9 S 14
Mixing Hgt(ft-agl) 450 6410 430 6510
Vent Rate (mph-ft) 5400 108970 3870 91140
Max Dispersion Early 5 Very Poor 78 Good 4 Very Poor 55 Gen Good
Max Dispersion Late 5 Very Poor 98 Good 5 Very Poor 81 Good
Category Day 1 4 1 4
Max LVORI Early 4 5 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 9 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. North winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 65 percent. Northwest winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ083-181930-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 61-66 (+4) 84-89 (-2) 62-67 84-89
RH % (24h trend) 95-100 (+11) 44-49 (+1) 83-88 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 7
PM 20FT Wnd (mph) S 7 S 9 S 7 S 7
Transport Wnd (mph) S 9 S 18 S 9 S 14
Mixing Hgt(ft-agl) 440 5460 400 6380
Vent Rate (mph-ft) 3960 98280 3600 89320
Max Dispersion Early 6 Very Poor 72 Good 5 Very Poor 56 Gen Good
Max Dispersion Late 4 Very Poor 90 Good 4 Very Poor 78 Good
Category Day 1 4 1 4
Max LVORI Early 6 6 4 5
Max LVORI Late 8 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the mid
80s. Minimum RH 69 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
East winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 80 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. South winds less than 10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 76 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southwest winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ084-181930-
Meigs-
Including the city of Big Spring
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 61-66 (+5) 86-91 (-2) 62-67 86-91
RH % (24h trend) 95-100 (+8) 42-47 (+2) 83-88 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 6
PM 20FT Wnd (mph) S 5 S 9 S 5 S 8
Transport Wnd (mph) S 7 S 18 S 8 SW 15
Mixing Hgt(ft-agl) 400 5860 400 6520
Vent Rate (mph-ft) 2800 105480 3200 97800
Max Dispersion Early 5 Very Poor 76 Good 4 Very Poor 58 Gen Good
Max Dispersion Late 4 Very Poor 94 Good 4 Very Poor 81 Good
Category Day 1 4 1 4
Max LVORI Early 6 7 4 5
Max LVORI Late 8 1 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 63 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Light and
variable wind.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 74 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ085-181930-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+7) 87-92 (-1) 62-67 86-91
RH % (24h trend) 95-100 (+5) 39-44 (0) 82-87 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 7
PM 20FT Wnd (mph) S 7 S 9 S 6 SW 8
Transport Wnd (mph) S 7 S 18 S 9 S 14
Mixing Hgt(ft-agl) 390 6080 410 6540
Vent Rate (mph-ft) 2730 109440 3690 91560
Max Dispersion Early 5 Very Poor 76 Good 4 Very Poor 57 Gen Good
Max Dispersion Late 4 Very Poor 96 Good 4 Very Poor 80 Good
Category Day 1 4 1 4
Max LVORI Early 5 6 3 5
Max LVORI Late 8 1 5 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 11 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. South winds less than
10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 71 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ099-181930-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+5) 85-90 (-2) 64-69 85-90
RH % (24h trend) 95-100 (+12) 46-51 (+2) 81-86 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 7
PM 20FT Wnd (mph) S 8 S 10 S 7 S 7
Transport Wnd (mph) S 9 S 18 S 9 S 13
Mixing Hgt(ft-agl) 450 5380 420 6330
Vent Rate (mph-ft) 4050 96840 3780 82290
Max Dispersion Early 5 Very Poor 72 Good 5 Very Poor 52 Gen Good
Max Dispersion Late 4 Very Poor 84 Good 4 Very Poor 69 Good
Category Day 1 4 1 4
Max LVORI Early 6 5 4 4
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 20 0 0
Precip Type None Tstms None None
Precip Duration 1
Precip Amount 0.00 0.01 0.00 0.00
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 20 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. North winds
less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
East winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 73 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 60s. South winds less than 10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. South winds less
than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ100-181930-
Bradley-
Including the cities of Cleveland and Tasso
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 63-68 (+6) 85-90 (-2) 63-68 85-90
RH % (24h trend) 95-100 (+8) 42-47 (0) 80-85 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 7
PM 20FT Wnd (mph) S 6 S 9 S 6 S 7
Transport Wnd (mph) S 10 S 18 S 9 S 14
Mixing Hgt(ft-agl) 440 5590 420 6500
Vent Rate (mph-ft) 4400 100620 3780 91000
Max Dispersion Early 5 Very Poor 72 Good 4 Very Poor 52 Gen Good
Max Dispersion Late 4 Very Poor 88 Good 5 Very Poor 77 Good
Category Day 1 4 1 4
Max LVORI Early 6 5 3 4
Max LVORI Late 7 1 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. North
winds less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ101-181930-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
227 PM EDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 64-69 (+7) 86-91 (-1) 64-69 86-91
RH % (24h trend) 92-97 (+9) 37-42 (-2) 79-84 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 6
PM 20FT Wnd (mph) SE 6 S 8 SE 5 S 6
Transport Wnd (mph) S 8 S 17 S 9 S 12
Mixing Hgt(ft-agl) 430 5960 430 6310
Vent Rate (mph-ft) 3440 101320 3870 75720
Max Dispersion Early 5 Very Poor 71 Good 4 Very Poor 47 Gen Good
Max Dispersion Late 5 Very Poor 91 Good 4 Very Poor 65 Good
Category Day 1 4 1 4
Max LVORI Early 4 6 3 4
Max LVORI Late 6 2 4 2
Precip Chance (%) 20 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.01 0.00 0.00 0.00
Precip Begin 8 PM
Precip End 11 PM
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 53 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light and
variable wind.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 59 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-181930-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
127 PM CDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 61-66 (+4) 83-88 (-1) 63-68 83-88
RH % (24h trend) 95-100 (+15) 46-51 (+3) 82-87 48-53
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 7
PM 20FT Wnd (mph) S 8 S 9 S 7 S 7
Transport Wnd (mph) S 10 S 20 S 10 S 14
Mixing Hgt(ft-agl) 460 5220 440 6110
Vent Rate (mph-ft) 4600 104400 4400 85540
Max Dispersion Early 6 Very Poor 77 Good 5 Very Poor 58 Gen Good
Max Dispersion Late 5 Very Poor 87 Good 4 Very Poor 73 Good
Category Day 1 4 1 4
Max LVORI Early 5 6 4 4
Max LVORI Late 8 2 5 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 70 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 78 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ081-181930-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
127 PM CDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+5) 81-86 (-2) 63-68 82-87
RH % (24h trend) 94-99 (+15) 50-55 (+4) 81-86 51-56
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 6
PM 20FT Wnd (mph) S 7 S 8 S 6 S 6
Transport Wnd (mph) S 10 S 20 S 9 S 13
Mixing Hgt(ft-agl) 460 5030 430 5660
Vent Rate (mph-ft) 4600 100600 3870 73580
Max Dispersion Early 6 Very Poor 76 Good 6 Very Poor 51 Gen Good
Max Dispersion Late 4 Very Poor 85 Good 4 Very Poor 63 Good
Category Day 1 4 1 4
Max LVORI Early 5 6 4 4
Max LVORI Late 7 2 5 2
Precip Chance (%) 0 20 0 0
Precip Type None Tstms None None
Precip Duration 1
Precip Amount 0.00 0.01 0.00 0.00
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 20 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Showers with thunderstorms likely. Highs in the
lower 80s. Minimum RH 71 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds less than
10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 74 percent. Southeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 80 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 72 percent. Southwest
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ098-181930-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
127 PM CDT Sun May 17 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Pcldy
Temp (24h trend) 62-67 (+4) 82-87 (-2) 64-69 82-87
RH % (24h trend) 91-96 (+12) 46-51 (+3) 81-86 46-51
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 6
PM 20FT Wnd (mph) S 8 S 8 S 6 S 6
Transport Wnd (mph) S 7 S 18 S 8 S 13
Mixing Hgt(ft-agl) 430 5270 400 5600
Vent Rate (mph-ft) 3010 94860 3200 72800
Max Dispersion Early 5 Very Poor 76 Good 4 Very Poor 46 Gen Good
Max Dispersion Late 4 Very Poor 83 Good 3 Very Poor 59 Gen Good
Category Day 1 4 1 4
Max LVORI Early 5 6 3 5
Max LVORI Late 6 2 5 2
Precip Chance (%) 0 20 0 0
Precip Type None Tstms None None
Precip Duration 1
Precip Amount 0.00 0.01 0.00 0.00
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 20 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers and thunderstorms likely.
Highs in the lower 80s. Minimum RH 67 percent. West winds less
than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. North winds less than 10 mph.
.THURSDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 69 percent. Southeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 74 percent. South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. South winds less than
10 mph.
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
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