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551
FNUS54 KMRX 200532
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
132 AM EDT Sun Sep 20 2026
.DISCUSSION...
Abnormally hot temperatures can be expected to continue through
Monday as we remain under the influence of the upper level ridge to
our west. Shower and thunderstorm chances will be in place each day,
mainly during the afternoon and evening hours. A strong to severe
storm cannot be ruled out each day through Monday. Additional rain
chances arrive mid-week along with temperatures closer to seasonal
averages.
VAZ001-210645-
Lee-
Including the city of Rose Hill
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 85-90 (-1) 63-68 (0) 84-89
RH % (24h trend) 48-53 (-2) 95-100 (0) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 3 W 6
Mixing Hgt(ft-agl) 4370 410 3860
Vent Rate (mph-ft) 34960 1230 23160
Max Dispersion Early 24 Fair 2 Very Poor 18 Gen Poor
Max Dispersion Late 33 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 10 9 10
Max LVORI Late 3 10 4
Precip Chance (%) 30 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.04 0.00 0.13
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 75 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the lower 60s. East winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 85 percent. Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 81 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 69 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
61 percent. North 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.
$$
VAZ002-210645-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 82-87 (0) 62-67 (0) 80-85
RH % (24h trend) 50-55 (-3) 95-100 (0) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) SW 8 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var S 6 Lgt/Var
Transport Wnd (mph) W 10 S 6 W 8
Mixing Hgt(ft-agl) 4810 450 4280
Vent Rate (mph-ft) 48100 2700 34240
Max Dispersion Early 36 Fair 3 Very Poor 27 Fair
Max Dispersion Late 42 Gen Good 3 Very Poor 30 Fair
Category Day 3 1 3
Max LVORI Early 9 8 10
Max LVORI Late 3 9 6
Precip Chance (%) 30 20 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.06 0.01 0.28
Precip Begin 2 PM 10 PM Continuing
Precip End 8 PM Continuing Continuing
Chance of Thunder (%) 30 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 77 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 70s. Minimum RH 86 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 50s. Southeast winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 87 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a slight chance of showers. Highs in
the upper 60s. Minimum RH 75 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
64 percent. North 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.
$$
VAZ005-210645-
Scott VA-
Including the city of Hiltons
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 84-89 (-2) 64-69 (0) 84-89
RH % (24h trend) 52-57 (+1) 95-100 (0) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) SW 6 Lgt/Var
PM 20FT Wnd (mph) W 5 Lgt/Var Lgt/Var
Transport Wnd (mph) W 9 SW 3 W 7
Mixing Hgt(ft-agl) 4340 380 4130
Vent Rate (mph-ft) 39060 1140 28910
Max Dispersion Early 26 Fair 2 Very Poor 23 Fair
Max Dispersion Late 34 Fair 2 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 9 4
Precip Chance (%) 40 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.12 0.00 0.17
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. East winds
less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 74 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 82 percent. Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 81 percent. Southeast winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 68 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
60 percent. North 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.
$$
VAZ006-210645-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 81-86 (-1) 62-67 (0) 81-86
RH % (24h trend) 55-60 (+3) 95-100 (+1) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) SW 6 Lgt/Var
PM 20FT Wnd (mph) SW 5 S 5 Lgt/Var
Transport Wnd (mph) W 9 SW 6 W 8
Mixing Hgt(ft-agl) 4140 390 4810
Vent Rate (mph-ft) 37260 2340 38480
Max Dispersion Early 29 Fair 2 Very Poor 29 Fair
Max Dispersion Late 33 Fair 3 Very Poor 34 Fair
Category Day 3 1 3
Max LVORI Early 9 8 10
Max LVORI Late 4 9 6
Precip Chance (%) 50 0 70
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.17 0.00 0.29
Precip Begin 8 AM Continuing
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 77 percent. Southeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. East winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 86 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
5 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
86 percent. Southeast winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. East winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 73 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
64 percent. North 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.
$$
VAZ008-210645-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Pcldy Mclear Pcldy
Temp (24h trend) 82-87 (-2) 62-67 (0) 82-87
RH % (24h trend) 54-59 (+2) 95-100 (+1) 55-60
RH Recovery Excellent
AM 20FT Wnd (mph) SW 7 Lgt/Var
PM 20FT Wnd (mph) W 6 Lgt/Var Lgt/Var
Transport Wnd (mph) W 9 SW 5 W 8
Mixing Hgt(ft-agl) 4140 350 4470
Vent Rate (mph-ft) 37260 1750 35760
Max Dispersion Early 26 Fair 2 Very Poor 27 Fair
Max Dispersion Late 33 Fair 2 Very Poor 31 Fair
Category Day 3 1 3
Max LVORI Early 10 8 10
Max LVORI Late 4 10 5
Precip Chance (%) 50 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.17 0.00 0.21
Precip Begin 8 AM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 76 percent. Southeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds 5 to
10 mph.
.WEDNESDAY...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
84 percent. East winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 70. Minimum RH 84 percent.
East winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 71 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. Northeast winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs around 70. Minimum RH 62 percent.
North 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.
$$
TNZ018-210645-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 79-84 (-1) 61-66 (0) 79-84
RH % (24h trend) 51-56 (-2) 95-100 (0) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 6 W 7
Mixing Hgt(ft-agl) 3950 290 4270
Vent Rate (mph-ft) 31600 1740 29890
Max Dispersion Early 26 Fair 2 Very Poor 26 Fair
Max Dispersion Late 29 Fair 2 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 4 9 5
Precip Chance (%) 50 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.13 0.00 0.21
Precip Begin 10 AM Continuing
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 74 percent. Southeast winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 60s. Minimum RH 83 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 81 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 69 percent. Northwest winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 40s. North winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 59 percent. North 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.
$$
TNZ047-210645-
Southeast Carter-
Including the city of Hampton
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 78-83 (-3) 62-67 (0) 79-84
RH % (24h trend) 51-56 (-3) 95-100 (-1) 52-57
RH Recovery Excellent
AM 20FT Wnd (mph) W 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 8 S 5 W 7
Mixing Hgt(ft-agl) 3890 300 4250
Vent Rate (mph-ft) 31120 1500 29750
Max Dispersion Early 25 Fair 2 Very Poor 25 Fair
Max Dispersion Late 28 Fair 3 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 9 7 9
Max LVORI Late 4 8 5
Precip Chance (%) 40 20 70
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.09 0.01 0.18
Precip Begin 1 PM 7 AM Continuing
Precip End 8 PM Continuing Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 75 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southeast winds
less than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 60s. Minimum RH 83 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 83 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
72 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. North winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 60s. Minimum RH 61 percent.
North 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.
$$
TNZ045-210645-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (-3) 63-68 (0) 80-85
RH % (24h trend) 52-57 (0) 95-100 (0) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) W 6 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 8 S 5 NW 7
Mixing Hgt(ft-agl) 4140 310 4640
Vent Rate (mph-ft) 33120 1550 32480
Max Dispersion Early 26 Fair 2 Very Poor 26 Fair
Max Dispersion Late 28 Fair 3 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 8 7 7
Max LVORI Late 4 7 5
Precip Chance (%) 40 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.02 0.00 0.14
Precip Begin 1 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 76 percent. South winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 70s. Minimum RH 81 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
81 percent. Southeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
73 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. Northeast winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 60s. Minimum RH 62 percent.
North 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.
$$
TNZ043-210645-
Southeast Greene-
Including the city of Cedar Creek
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (-3) 63-68 (0) 81-86
RH % (24h trend) 48-53 (-1) 94-99 (-1) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) SW 7 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SE 6 Lgt/Var
Transport Wnd (mph) NW 7 SE 6 NW 7
Mixing Hgt(ft-agl) 4340 390 4950
Vent Rate (mph-ft) 30380 2340 34650
Max Dispersion Early 24 Fair 3 Very Poor 27 Fair
Max Dispersion Late 27 Fair 3 Very Poor 30 Fair
Category Day 2 1 3
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.08
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. Southeast winds less than
10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 74 percent.
Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 70. Minimum RH 74 percent.
East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
68 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. East winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 60s. Minimum RH 59 percent.
North 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.
$$
TNZ041-210645-
Cocke Smoky Mountains-
Including the city of Hartford
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (-3) 65-70 (+1) 81-86
RH % (24h trend) 48-53 (-4) 92-97 (+2) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) W 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var S 6 Lgt/Var
Transport Wnd (mph) NW 7 S 5 NW 7
Mixing Hgt(ft-agl) 4420 310 4970
Vent Rate (mph-ft) 30940 1550 34790
Max Dispersion Early 23 Fair 2 Very Poor 26 Fair
Max Dispersion Late 26 Fair 2 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 7 5 6
Max LVORI Late 3 6 4
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.09
Precip Begin 1 PM Continuing
Precip End 7 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 73 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 70s. Minimum RH 77 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 70. Minimum RH 78 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
73 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 60s. Minimum RH 64 percent.
North 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.
$$
TNZ074-210645-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 78-83 (-4) 63-68 (+1) 78-83
RH % (24h trend) 51-56 (-1) 91-96 (+1) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) W 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var S 5 Lgt/Var
Transport Wnd (mph) NW 7 S 5 NW 5
Mixing Hgt(ft-agl) 4230 250 4640
Vent Rate (mph-ft) 29610 1250 23200
Max Dispersion Early 22 Fair 2 Very Poor 20 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 21 Fair
Category Day 2 1 2
Max LVORI Early 7 5 6
Max LVORI Late 4 5 3
Precip Chance (%) 30 20 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.02 0.01 0.16
Precip Begin 1 PM 11 PM Continuing
Precip End 7 PM Continuing Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 76 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 70s. Minimum RH 82 percent. South winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 60s. Minimum RH 82 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
76 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. East winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 60s. Minimum RH 65 percent.
North 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.
$$
TNZ072-210645-
Blount Smoky Mountains-
Including the city of Cades Cove
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (-3) 67-72 (+1) 85-90
RH % (24h trend) 46-51 (+2) 90-95 (+2) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) SW 7 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SE 7 Lgt/Var
Transport Wnd (mph) NW 6 S 5 NW 6
Mixing Hgt(ft-agl) 4930 280 5080
Vent Rate (mph-ft) 29580 1400 30480
Max Dispersion Early 25 Fair 3 Very Poor 21 Fair
Max Dispersion Late 26 Fair 3 Very Poor 23 Fair
Category Day 3 1 3
Max LVORI Early 6 5 6
Max LVORI Late 3 6 3
Precip Chance (%) 20 20 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.01 0.07
Precip Begin 2 PM 7 AM Continuing
Precip End 7 PM Continuing Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 70 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 78 percent. Southwest 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...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 70s. Minimum RH 79 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
70 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers. Highs
in the lower 70s. Minimum RH 62 percent. North 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.
$$
TNZ087-210645-
Southeast Monroe-
Including the cities of Citico and Coker Creek
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (-4) 64-69 (0) 85-90
RH % (24h trend) 47-52 (+5) 95-100 (+2) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SE 3 NW 5
Mixing Hgt(ft-agl) 4900 380 5210
Vent Rate (mph-ft) 29400 1140 26050
Max Dispersion Early 19 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 24 Fair 3 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 8 6 8
Max LVORI Late 4 7 4
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.05
Precip Begin 2 PM Continuing
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 67 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 76 percent. South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southeast winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 66 percent. North
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 58 percent. North 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.
$$
TNZ102-210645-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 87-92 (-5) 65-70 (0) 87-92
RH % (24h trend) 48-53 (+8) 95-100 (+1) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) S 6 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SE 5 Lgt/Var
Transport Wnd (mph) NW 6 S 7 NW 5
Mixing Hgt(ft-agl) 5260 350 5540
Vent Rate (mph-ft) 31560 2450 27700
Max Dispersion Early 18 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 26 Fair 3 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 3
Precip Chance (%) 30 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.07
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 63 percent. South winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 72 percent. Southeast
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
72 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 63 percent. North
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
56 percent. North 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.
$$
NCZ060-210645-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (-6) 63-68 (0) 85-90
RH % (24h trend) 51-56 (+9) 95-100 (+1) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 SE 5 NW 5
Mixing Hgt(ft-agl) 4620 330 5040
Vent Rate (mph-ft) 23100 1650 25200
Max Dispersion Early 16 Gen Poor 2 Very Poor 18 Gen Poor
Max Dispersion Late 21 Fair 2 Very Poor 21 Fair
Category Day 2 1 2
Max LVORI Early 10 8 10
Max LVORI Late 5 10 4
Precip Chance (%) 50 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.11 0.00 0.10
Precip Begin 1 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 68 percent. Southeast winds less than
10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Southeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
74 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 56 percent. North
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.
$$
NCZ061-210645-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Pcldy Mclear Pcldy
Temp (24h trend) 80-85 (-7) 61-66 (0) 81-86
RH % (24h trend) 65-70 (+17) 95-100 (+1) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 SE 3 NW 5
Mixing Hgt(ft-agl) 4220 290 4830
Vent Rate (mph-ft) 21100 870 24150
Max Dispersion Early 16 Gen Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 18 Gen Poor 2 Very Poor 19 Gen Poor
Category Day 2 1 2
Max LVORI Early 10 8 10
Max LVORI Late 6 10 5
Precip Chance (%) 60 0 70
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.24 0.00 0.20
Precip Begin 1 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 79 percent. Southeast winds less than
10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 70s. Minimum RH 85 percent.
Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 50s. Southeast winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
84 percent. South winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
73 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. North winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 70s. Minimum RH 64 percent.
Northwest 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.
$$
TNZ015-210645-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 86-91 (-3) 64-69 (0) 86-91
RH % (24h trend) 49-54 (+2) 95-100 (0) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 2 W 6
Mixing Hgt(ft-agl) 4600 360 4140
Vent Rate (mph-ft) 36800 720 24840
Max Dispersion Early 25 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 32 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 10 9 10
Max LVORI Late 3 10 4
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.03 0.00 0.08
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 72 percent. Northwest winds less than
10 mph.
.TUESDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the lower 60s. East winds less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 81 percent. Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 77 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
60 percent. Northeast 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.
$$
TNZ016-210645-
Hawkins-
Including the city of Mooresburg
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 86-91 (-2) 64-69 (0) 85-90
RH % (24h trend) 51-56 (+2) 95-100 (0) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 3 W 6
Mixing Hgt(ft-agl) 4490 350 4260
Vent Rate (mph-ft) 35920 1050 25560
Max Dispersion Early 24 Fair 2 Very Poor 20 Gen Poor
Max Dispersion Late 31 Fair 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 10 9 10
Max LVORI Late 3 10 4
Precip Chance (%) 30 20 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.06 0.01 0.08
Precip Begin 2 PM 10 PM 8 AM
Precip End 8 PM 12 AM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 74 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 81 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 79 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 69 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
62 percent. Northeast 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.
$$
TNZ017-210645-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 85-90 (-2) 64-69 (0) 85-90
RH % (24h trend) 49-54 (+1) 95-100 (+1) 52-57
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) W 5 Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 S 3 W 7
Mixing Hgt(ft-agl) 4210 340 4230
Vent Rate (mph-ft) 33680 1020 29610
Max Dispersion Early 24 Fair 2 Very Poor 23 Fair
Max Dispersion Late 32 Fair 1 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 4
Precip Chance (%) 40 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.05 0.00 0.14
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. East winds
less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 71 percent. Southeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds 5 to
10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 76 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 76 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
58 percent. North 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.
$$
TNZ046-210645-
Northwest Carter-
Including the city of Elizabethton
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (-2) 64-69 (0) 83-88
RH % (24h trend) 46-51 (+1) 95-100 (0) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 S 5 W 7
Mixing Hgt(ft-agl) 4120 360 4590
Vent Rate (mph-ft) 32960 1800 32130
Max Dispersion Early 25 Fair 2 Very Poor 25 Fair
Max Dispersion Late 29 Fair 2 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 8 4
Precip Chance (%) 40 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.09 0.00 0.14
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 68 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
5 to 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 70s. Minimum RH 73 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 72 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
63 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
55 percent. North 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.
$$
TNZ044-210645-
Washington TN-
Including the city of Johnson City
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (-3) 64-69 (0) 85-90
RH % (24h trend) 49-54 (+3) 95-100 (+2) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 3 W 7
Mixing Hgt(ft-agl) 4250 350 4520
Vent Rate (mph-ft) 29750 1050 31640
Max Dispersion Early 25 Fair 2 Very Poor 24 Fair
Max Dispersion Late 30 Fair 2 Very Poor 27 Fair
Category Day 2 1 3
Max LVORI Early 10 7 9
Max LVORI Late 3 10 3
Precip Chance (%) 40 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.03 0.00 0.11
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 71 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
Southeast winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 74 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
66 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
57 percent. North 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.
$$
TNZ042-210645-
Northwest Greene-
Including the city of Greeneville
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 86-91 (-3) 64-69 (0) 86-91
RH % (24h trend) 46-51 (+1) 95-100 (+1) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 S 3 W 6
Mixing Hgt(ft-agl) 4220 320 4300
Vent Rate (mph-ft) 29540 960 25800
Max Dispersion Early 23 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 22 Fair
Category Day 2 1 2
Max LVORI Early 10 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.07
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 67 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
Southeast winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 70 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. East winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Minimum RH 64 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Northeast winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
57 percent. Northeast 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.
$$
TNZ038-210645-
Grainger-
Including the city of Bean Station
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 88-93 (-3) 66-71 (0) 88-93
RH % (24h trend) 45-50 (+1) 95-100 (0) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 3 W 6
Mixing Hgt(ft-agl) 4920 330 4440
Vent Rate (mph-ft) 34440 990 26640
Max Dispersion Early 25 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 32 Fair 1 Very Poor 22 Fair
Category Day 3 1 3
Max LVORI Early 10 7 10
Max LVORI Late 3 9 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.06
Precip Begin 6 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Northeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 68 percent. Northwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Northeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 77 percent. Southeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
75 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 66 percent. Northwest winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. Northeast 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.
$$
TNZ039-210645-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 66-71 (0) 87-92
RH % (24h trend) 48-53 (+2) 95-100 (0) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 8 SW 3 W 6
Mixing Hgt(ft-agl) 4240 310 3760
Vent Rate (mph-ft) 33920 930 22560
Max Dispersion Early 20 Gen Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 28 Fair 1 Very Poor 19 Gen Poor
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 20 40
Precip Type Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.03 0.04
Precip Begin 2 PM 10 PM 2 PM
Precip End 8 PM 12 AM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 68 percent. Northeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 75 percent. Southeast 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...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 74 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light and variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 65 percent. Northwest winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. Northeast 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.
$$
TNZ040-210645-
Northwest Cocke-
Including the cities of Bybee and Newport
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 87-92 (-2) 66-71 (0) 87-92
RH % (24h trend) 44-49 (0) 95-100 (+2) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 3 NW 6
Mixing Hgt(ft-agl) 4330 330 4550
Vent Rate (mph-ft) 25980 990 27300
Max Dispersion Early 20 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 22 Fair
Category Day 2 1 3
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Precip Chance (%) 20 20 40
Precip Type Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.01 0.05
Precip Begin 2 PM 10 PM 2 PM
Precip End 7 PM 12 AM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 65 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 69 percent. Southeast 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...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
69 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. Light and variable wind.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
62 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. North winds less than 10 mph.
.SATURDAY...Partly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 55 percent. Northeast 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.
$$
TNZ070-210645-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 89-94 (-2) 67-72 (+1) 89-94
RH % (24h trend) 44-49 (+1) 95-100 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 3 W 6
Mixing Hgt(ft-agl) 4990 290 4530
Vent Rate (mph-ft) 34930 870 27180
Max Dispersion Early 21 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 29 Fair 1 Very Poor 21 Fair
Category Day 3 1 3
Max LVORI Early 10 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 20 20 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.01 0.04
Precip Begin 2 PM 10 PM 2 PM
Precip End 8 PM 12 AM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 65 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 71 percent. Northeast winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
70 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. Light and variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 63 percent. Northwest winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
56 percent. Northeast 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.
$$
TNZ035-210645-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 88-93 (-1) 65-70 (-1) 87-92
RH % (24h trend) 42-47 (-4) 95-100 (+1) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) S 7 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 5 W 6
Mixing Hgt(ft-agl) 5750 350 4670
Vent Rate (mph-ft) 40250 1750 28020
Max Dispersion Early 31 Fair 3 Very Poor 21 Fair
Max Dispersion Late 36 Fair 3 Very Poor 24 Fair
Category Day 3 1 3
Max LVORI Early 9 6 10
Max LVORI Late 3 8 4
Precip Chance (%) 0 20 50
Precip Type None Showers Tstms
Precip Duration 1 1
Precip Amount 0.00 0.01 0.03
Precip Begin 3 AM 2 PM
Precip End 7 AM Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 68 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 82 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. West winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
60 percent. North 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.
$$
TNZ012-210645-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 88-93 (-1) 66-71 (0) 87-92
RH % (24h trend) 39-44 (-6) 95-100 (0) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) SW 7 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 5 W 7
Mixing Hgt(ft-agl) 6480 330 4240
Vent Rate (mph-ft) 51840 1650 29680
Max Dispersion Early 41 Gen Good 3 Very Poor 25 Fair
Max Dispersion Late 50 Gen Good 3 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 9 5 7
Max LVORI Late 3 6 3
Precip Chance (%) 0 20 50
Precip Type None Showers Tstms
Precip Duration 1 1
Precip Amount 0.00 0.01 0.07
Precip Begin 4 AM 2 PM
Precip End 8 AM Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 68 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 81 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. West winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
75 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
60 percent. Northeast 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.
$$
TNZ013-210645-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 86-91 (-1) 66-71 (-1) 85-90
RH % (24h trend) 46-51 (-4) 95-100 (+2) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) SW 6 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 5 W 7
Mixing Hgt(ft-agl) 5560 370 4170
Vent Rate (mph-ft) 44480 1850 29190
Max Dispersion Early 32 Fair 3 Very Poor 21 Fair
Max Dispersion Late 40 Fair 3 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Precip Chance (%) 0 0 50
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.09
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 75 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 87 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 70s. Minimum RH
81 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 72 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
65 percent. North 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.
$$
TNZ014-210645-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 87-92 (-3) 65-70 (0) 86-91
RH % (24h trend) 45-50 (+1) 95-100 (0) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 8 SW 5 W 6
Mixing Hgt(ft-agl) 4880 370 3960
Vent Rate (mph-ft) 39040 1850 23760
Max Dispersion Early 25 Fair 2 Very Poor 17 Gen Poor
Max Dispersion Late 34 Fair 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 4
Precip Chance (%) 20 0 50
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.08
Precip Begin 6 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 70 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 81 percent. South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. Northeast 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.
$$
TNZ037-210645-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 88-93 (-2) 66-71 (0) 88-93
RH % (24h trend) 45-50 (-1) 95-100 (0) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 5 W 6
Mixing Hgt(ft-agl) 5070 360 4460
Vent Rate (mph-ft) 35490 1800 26760
Max Dispersion Early 23 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 30 Fair 2 Very Poor 20 Gen Poor
Category Day 3 1 3
Max LVORI Early 9 7 10
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 50
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 69 percent. Northwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Northeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 81 percent. Light and variable wind.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
68 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
60 percent. Northeast 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.
$$
TNZ036-210645-
Anderson-
Including the cities of Oak Ridge and Clinton
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 67-72 (0) 87-92
RH % (24h trend) 45-50 (-2) 95-100 (+2) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) SW 8 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 SW 3 W 5
Mixing Hgt(ft-agl) 4950 330 4800
Vent Rate (mph-ft) 29700 990 24000
Max Dispersion Early 21 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 27 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 8 7 8
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 50
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 68 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Northeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 80 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northwest winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 67 percent. North
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
60 percent. Northeast 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.
$$
TNZ069-210645-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 90-95 (-1) 67-72 (0) 90-95
RH % (24h trend) 43-48 (+1) 95-100 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 7 SW 5 W 6
Mixing Hgt(ft-agl) 5550 320 5540
Vent Rate (mph-ft) 38850 1600 33240
Max Dispersion Early 23 Fair 2 Very Poor 23 Fair
Max Dispersion Late 32 Fair 2 Very Poor 27 Fair
Category Day 3 1 3
Max LVORI Early 9 7 8
Max LVORI Late 3 8 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.05
Precip Begin 4 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Northeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 64 percent. Northwest winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Northeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 75 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...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
73 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. North winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 65 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
58 percent. Northeast 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.
$$
TNZ073-210645-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 88-93 (-2) 66-71 (0) 88-93
RH % (24h trend) 43-48 (0) 95-100 (+1) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 3 NW 5
Mixing Hgt(ft-agl) 5040 250 5150
Vent Rate (mph-ft) 30240 750 25750
Max Dispersion Early 20 Gen Poor 2 Very Poor 18 Gen Poor
Max Dispersion Late 26 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 10 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 20 20 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.01 0.04
Precip Begin 2 PM 10 PM 8 AM
Precip End 7 PM 12 AM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 65 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 72 percent. Northwest winds less than
10 mph.
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
72 percent. North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light and variable wind.
.FRIDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
63 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Northeast winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers. Highs
in the upper 70s. Minimum RH 56 percent. Northeast 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.
$$
TNZ067-210645-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 90-95 (-2) 67-72 (0) 89-94
RH % (24h trend) 47-52 (+2) 95-100 (0) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 5 W 5
Mixing Hgt(ft-agl) 4750 350 5120
Vent Rate (mph-ft) 28500 1750 25600
Max Dispersion Early 20 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.03
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 67 percent. Light and variable wind.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Light and variable
wind.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 80 percent. Light and variable wind.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
75 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
60 percent. Northeast 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.
$$
TNZ068-210645-
Loudon-
Including the cities of Lenoir City and Loudon
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 90-95 (-2) 67-72 (0) 90-95
RH % (24h trend) 44-49 (+3) 95-100 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 5 NW 5
Mixing Hgt(ft-agl) 5380 360 5750
Vent Rate (mph-ft) 32280 1800 28750
Max Dispersion Early 22 Fair 2 Very Poor 21 Fair
Max Dispersion Late 28 Fair 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 10 7 10
Max LVORI Late 3 9 3
Precip Chance (%) 20 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.01
Precip Begin 5 PM 2 PM
Precip End 6 PM Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 66 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 76 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Light and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
74 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. North winds less
than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
59 percent. Northeast 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.
$$
TNZ071-210645-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 90-95 (-1) 67-72 (0) 89-94
RH % (24h trend) 44-49 (+2) 95-100 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) W 5 S 5 NW 5
Transport Wnd (mph) NW 6 SW 5 NW 5
Mixing Hgt(ft-agl) 5460 310 5570
Vent Rate (mph-ft) 32760 1550 27850
Max Dispersion Early 21 Fair 2 Very Poor 20 Gen Poor
Max Dispersion Late 27 Fair 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.02
Precip Begin 2 PM 8 AM
Precip End 6 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 66 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Southeast winds
less than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 76 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
75 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 60. North winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers. Highs
in the upper 70s. Minimum RH 60 percent. Northeast 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.
$$
TNZ086-210645-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 90-95 (-3) 66-71 (-1) 90-95
RH % (24h trend) 44-49 (+6) 95-100 (+1) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 S 5 NW 5
Mixing Hgt(ft-agl) 5650 330 5830
Vent Rate (mph-ft) 28250 1650 29150
Max Dispersion Early 20 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 27 Fair 2 Very Poor 23 Fair
Category Day 2 1 2
Max LVORI Early 9 7 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.02
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 64 percent. West winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 74 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. South winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
73 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 64 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
58 percent. North 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.
$$
TNZ083-210645-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 89-94 (-3) 67-72 (0) 89-94
RH % (24h trend) 48-53 (+2) 95-100 (0) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 SW 3 NW 6
Mixing Hgt(ft-agl) 5130 330 5610
Vent Rate (mph-ft) 30780 990 33660
Max Dispersion Early 19 Gen Poor 2 Very Poor 22 Fair
Max Dispersion Late 24 Fair 2 Very Poor 26 Fair
Category Day 3 1 3
Max LVORI Early 10 8 10
Max LVORI Late 3 9 4
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.04 0.00 0.06
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 69 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Light and variable
wind.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs around
80. Minimum RH 82 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. West winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 78 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 70 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
61 percent. Northeast 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.
$$
TNZ084-210645-
Meigs-
Including the city of Big Spring
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 91-96 (-2) 68-73 (0) 91-96
RH % (24h trend) 45-50 (+5) 95-100 (0) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 SW 5 NW 5
Mixing Hgt(ft-agl) 5110 320 5360
Vent Rate (mph-ft) 25550 1600 26800
Max Dispersion Early 18 Gen Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 22 Fair 2 Very Poor 21 Fair
Category Day 2 1 2
Max LVORI Early 10 9 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.03 0.00 0.06
Precip Begin 3 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 64 percent. Light and variable wind.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Light and variable
wind.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 76 percent. Light and variable wind.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light and
variable wind.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 73 percent. Northwest winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs around 80. Minimum RH 65 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
57 percent. Northeast 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.
$$
TNZ085-210645-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 91-96 (-3) 67-72 (0) 90-95
RH % (24h trend) 44-49 (+7) 95-100 (0) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 S 5 NW 3
Mixing Hgt(ft-agl) 5620 330 6000
Vent Rate (mph-ft) 28100 1650 18000
Max Dispersion Early 19 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 27 Fair 2 Very Poor 24 Fair
Category Day 2 1 2
Max LVORI Early 10 9 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.05
Precip Begin 3 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 62 percent. Southwest winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
lower 80s. Minimum RH 72 percent. Southwest winds less than
10 mph.
.WEDNESDAY 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.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
71 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
63 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
56 percent. Northeast 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.
$$
TNZ099-210645-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 91-96 (-2) 69-74 (0) 91-96
RH % (24h trend) 41-46 (-1) 95-100 (+2) 41-46
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 NW 5 NW 5
Mixing Hgt(ft-agl) 5750 350 6030
Vent Rate (mph-ft) 28750 1750 30150
Max Dispersion Early 16 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 24 Fair
Category Day 2 1 2
Max LVORI Early 8 6 9
Max LVORI Late 3 8 3
Precip Chance (%) 30 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.05 0.00 0.07
Precip Begin 3 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.WEDNESDAY 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.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 68 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
60 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs around 80. Minimum RH 54 percent.
North 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.
$$
TNZ100-210645-
Bradley-
Including the cities of Cleveland and Tasso
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 91-96 (-4) 68-73 (0) 91-96
RH % (24h trend) 41-46 (+5) 95-100 (0) 41-46
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 S 6 NW 5
Mixing Hgt(ft-agl) 5960 350 6340
Vent Rate (mph-ft) 29800 2100 31700
Max Dispersion Early 17 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 24 Fair 2 Very Poor 25 Fair
Category Day 2 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.01
Precip Begin 4 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 57 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
around 80. Minimum RH 65 percent. Northwest winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs around 80. Minimum RH 58 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs around 80. Minimum RH 52 percent.
North 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.
$$
TNZ101-210645-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
132 AM EDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 91-96 (-4) 66-71 (0) 91-96
RH % (24h trend) 42-47 (+8) 95-100 (+1) 40-45
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 S 5 NW 5
Mixing Hgt(ft-agl) 5470 350 5830
Vent Rate (mph-ft) 27350 1750 29150
Max Dispersion Early 19 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 23 Fair
Category Day 2 1 2
Max LVORI Early 10 8 10
Max LVORI Late 3 9 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.02
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 80s. Minimum RH 56 percent. Southwest winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 60s. Light and variable
wind.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
South winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Light and
variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 56 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 percent. North 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.
$$
TNZ082-210645-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
1232 AM CDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 88-93 (-2) 65-70 (-1) 88-93
RH % (24h trend) 43-48 (-3) 95-100 (0) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 S 5 NW 6
Mixing Hgt(ft-agl) 5600 340 6500
Vent Rate (mph-ft) 33600 1700 39000
Max Dispersion Early 24 Fair 2 Very Poor 28 Fair
Max Dispersion Late 28 Fair 3 Very Poor 32 Fair
Category Day 3 1 3
Max LVORI Early 9 7 10
Max LVORI Late 3 8 3
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.03 0.00 0.06
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 65 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 79 percent. Southwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southwest winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 73 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
57 percent. North 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.
$$
TNZ081-210645-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
1232 AM CDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 87-92 (-3) 66-71 (0) 87-92
RH % (24h trend) 46-51 (0) 95-100 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 6 NW 5
Mixing Hgt(ft-agl) 5750 340 6070
Vent Rate (mph-ft) 34500 2040 30350
Max Dispersion Early 23 Fair 2 Very Poor 22 Fair
Max Dispersion Late 28 Fair 2 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 9 6 9
Max LVORI Late 3 8 3
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.07 0.00 0.12
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Light and variable wind.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 65 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 78 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 73 percent. West winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
58 percent. North 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.
$$
TNZ098-210645-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
1232 AM CDT Sun Sep 20 2026
Today Tonight Mon
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 89-94 (-2) 67-72 (0) 89-94
RH % (24h trend) 42-47 (-1) 95-100 (0) 40-45
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 SW 5 NW 5
Mixing Hgt(ft-agl) 5860 330 5750
Vent Rate (mph-ft) 29300 1650 28750
Max Dispersion Early 17 Gen Poor 1 Very Poor 20 Gen Poor
Max Dispersion Late 24 Fair 2 Very Poor 23 Fair
Category Day 2 1 2
Max LVORI Early 9 6 8
Max LVORI Late 3 7 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.03 0.00 0.06
Precip Begin 3 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 69 percent. South
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 64 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows around 60. North winds less
than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
57 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 percent. North 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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