A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >
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546
FNUS54 KMRX 181853
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
253 PM EDT Wed Mar 18 2026
.DISCUSSION...
Gradual warming trend into the weekend with a return of warm
weather by Friday. Mostly or all dry weather over the next week.
VAZ001-192000-
Lee-
Including the city of Rose Hill
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 28-33 (+11) 55-60 (+14) 35-40 63-68
RH % (24h trend) 89-94 (+19) 45-50 (+6) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 S 5
PM 20FT Wnd (mph) S 7 SW 5 Lgt/Var SW 7
Transport Wnd (mph) SW 8 SW 13 SE 3 SW 14
Mixing Hgt(ft-agl) 220 3180 120 3910
Vent Rate (mph-ft) 1760 41340 360 54740
Max Dispersion Early 4 Very Poor 25 Fair 3 Very Poor 29 Fair
Max Dispersion Late 3 Very Poor 33 Fair 2 Very Poor 48 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 6 6 9
Max LVORI Late 6 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
53 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 40s. West winds
5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the upper 50s. Minimum
RH 46 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. Northeast winds less than
10 mph.
.TUESDAY...Partly sunny. Highs around 60. Minimum RH 40 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 41 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-192000-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+14) 52-57 (+13) 36-41 61-66
RH % (24h trend) 81-86 (+11) 48-53 (+8) 95-100 47-52
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 10 S 8
PM 20FT Wnd (mph) S 11 SW 7 SW 6 SW 9
Transport Wnd (mph) SW 13 SW 14 S 5 SW 15
Mixing Hgt(ft-agl) 140 3230 30 3890
Vent Rate (mph-ft) 1820 45220 150 58350
Max Dispersion Early 7 Poor 29 Fair 4 Very Poor 32 Fair
Max Dispersion Late 5 Very Poor 40 Fair 2 Very Poor 52 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 6 8
Max LVORI Late 4 3 8 2
Precip Chance (%) 0 20 0 0
Precip Type None Showers None None
Precip Duration 1
Precip Amount 0.00 0.01 0.00 0.00
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 60s. Minimum RH
55 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 40s. West winds
5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 50s. Minimum RH
49 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. East winds less than
10 mph.
.TUESDAY...Partly sunny. Highs in the upper 50s. Minimum RH
40 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 40 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ005-192000-
Scott VA-
Including the city of Hiltons
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+12) 54-59 (+13) 37-42 63-68
RH % (24h trend) 84-89 (+16) 47-52 (+10) 95-100 45-50
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 S 8
PM 20FT Wnd (mph) S 8 SW 6 S 5 SW 8
Transport Wnd (mph) SW 7 SW 10 SE 3 SW 14
Mixing Hgt(ft-agl) 110 3020 30 3770
Vent Rate (mph-ft) 770 30200 90 52780
Max Dispersion Early 3 Very Poor 26 Fair 3 Very Poor 28 Fair
Max Dispersion Late 2 Very Poor 31 Fair 2 Very Poor 48 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 6 8
Max LVORI Late 5 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny. Highs around 70. Minimum RH 54 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 50. West winds 5 to
10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs around 60. Minimum RH
46 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the upper 30s. Northeast winds less than
10 mph.
.TUESDAY...Partly sunny. Highs around 60. Minimum RH 39 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 40. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 40 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-192000-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+15) 51-56 (+13) 37-42 60-65
RH % (24h trend) 81-86 (+8) 49-54 (+10) 95-100 47-52
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 S 8
PM 20FT Wnd (mph) S 9 SW 8 S 8 SW 10
Transport Wnd (mph) SW 10 SW 14 S 5 SW 17
Mixing Hgt(ft-agl) 180 2990 30 3840
Vent Rate (mph-ft) 1800 41860 150 65280
Max Dispersion Early 5 Very Poor 32 Fair 4 Very Poor 30 Fair
Max Dispersion Late 4 Very Poor 37 Fair 2 Very Poor 57 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 6 8
Max LVORI Late 4 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds 5 to
10 mph.
.SATURDAY...Partly sunny. Highs in the upper 60s. Minimum RH
58 percent. Southwest winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 40s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 50s. Minimum RH
49 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. Northeast winds 5 to
10 mph.
.TUESDAY...Partly sunny. Highs in the upper 50s. Minimum RH
39 percent. South winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 41 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ008-192000-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 28-33 (+15) 52-57 (+12) 36-41 61-66
RH % (24h trend) 81-86 (+9) 49-54 (+15) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 9 S 8
PM 20FT Wnd (mph) S 9 SW 8 SW 6 SW 9
Transport Wnd (mph) SW 8 W 15 S 3 SW 17
Mixing Hgt(ft-agl) 220 3020 60 3990
Vent Rate (mph-ft) 1760 45300 180 67830
Max Dispersion Early 4 Very Poor 36 Fair 4 Very Poor 32 Fair
Max Dispersion Late 4 Very Poor 40 Fair 3 Very Poor 61 Good
Category Day 1 3 1 4
Max LVORI Early 4 5 5 8
Max LVORI Late 5 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds 5 to
10 mph.
.SATURDAY...Mostly cloudy. Highs in the upper 60s. Minimum RH
59 percent. Southwest winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 40s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the upper 50s. Minimum
RH 49 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. Northeast winds 5 to
10 mph.
.TUESDAY...Partly sunny. Highs in the upper 50s. Minimum RH
38 percent. South winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 43 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-192000-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 26-31 (+15) 52-57 (+12) 35-40 61-66
RH % (24h trend) 81-86 (+8) 44-49 (+12) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 6 SW 5
PM 20FT Wnd (mph) Lgt/Var W 5 Lgt/Var W 6
Transport Wnd (mph) SW 9 W 15 SW 7 W 16
Mixing Hgt(ft-agl) 130 2880 4450
Vent Rate (mph-ft) 1170 43200 0 71200
Max Dispersion Early 8 Poor 39 Fair 5 Very Poor 34 Fair
Max Dispersion Late 5 Very Poor 37 Fair 3 Very Poor 65 Good
Category Day 1 3 1 4
Max LVORI Early 4 4 5 8
Max LVORI Late 5 3 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the mid 60s. Minimum RH
58 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 40s. West winds less than 10 mph.
.MONDAY...Partly sunny with a chance of showers. Cooler. Highs in
the upper 50s. Minimum RH 50 percent. Northwest winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the lower 30s. East winds less than
10 mph.
.TUESDAY...Partly sunny with a slight chance of rain showers.
Highs in the upper 50s. Minimum RH 37 percent. South winds less
than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows in the mid 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 43 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-192000-
Southeast Carter-
Including the city of Hampton
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 27-32 (+15) 51-56 (+12) 36-41 60-65
RH % (24h trend) 80-85 (+9) 46-51 (+12) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 7 SW 7
PM 20FT Wnd (mph) S 7 W 6 SW 7 W 8
Transport Wnd (mph) W 12 W 14 W 8 W 16
Mixing Hgt(ft-agl) 90 2990 4910
Vent Rate (mph-ft) 1080 41860 0 78560
Max Dispersion Early 5 Very Poor 35 Fair 3 Very Poor 37 Fair
Max Dispersion Late 4 Very Poor 36 Fair 3 Very Poor 71 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 8
Max LVORI Late 4 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the mid 60s. Minimum RH
58 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. West
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the mid 70s. Minimum RH 45 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 50. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers. Cooler. Highs in
the upper 50s. Minimum RH 54 percent. Northwest winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. East winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of rain showers.
Highs in the mid 50s. Minimum RH 38 percent. South winds less
than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
around 60. Minimum RH 44 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-192000-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+14) 52-57 (+12) 38-43 61-66
RH % (24h trend) 75-80 (+9) 47-52 (+12) 92-97 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 7 SW 6
PM 20FT Wnd (mph) S 8 W 5 S 5 W 7
Transport Wnd (mph) SW 9 W 12 SW 8 W 15
Mixing Hgt(ft-agl) 40 2900 4820
Vent Rate (mph-ft) 360 34800 0 72300
Max Dispersion Early 4 Very Poor 28 Fair 4 Very Poor 33 Fair
Max Dispersion Late 4 Very Poor 29 Fair 2 Very Poor 63 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 7
Max LVORI Late 4 3 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the upper 60s. Minimum RH
57 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the mid 70s. Minimum RH 46 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. West winds less than 10 mph.
.MONDAY...Partly sunny with a chance of showers. Cooler. Highs in
the upper 50s. Minimum RH 56 percent. Northwest winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. East winds less than
10 mph.
.TUESDAY...Partly sunny with a slight chance of rain showers.
Highs in the upper 50s. Minimum RH 40 percent. South winds less
than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 40. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 44 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-192000-
Southeast Greene-
Including the city of Cedar Creek
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+13) 53-58 (+13) 38-43 62-67
RH % (24h trend) 76-81 (+11) 43-48 (+8) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 9 S 8
PM 20FT Wnd (mph) SE 9 W 6 S 7 W 8
Transport Wnd (mph) SE 7 W 10 SW 7 W 13
Mixing Hgt(ft-agl) 2810 4290
Vent Rate (mph-ft) 0 28100 0 55770
Max Dispersion Early 3 Very Poor 21 Fair 2 Very Poor 28 Fair
Max Dispersion Late 2 Very Poor 26 Fair 1 Very Poor 50 Gen Good
Category Day 1 3 1 3
Max LVORI Early 3 4 5 8
Max LVORI Late 4 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the upper 60s. Minimum RH
52 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds 5 to 10 mph.
.SUNDAY...Sunny. Highs in the mid 70s. Minimum RH 45 percent.
West winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs around 60. Minimum RH
55 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers.
Colder. Lows in the upper 30s. East winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs in
the upper 50s. Minimum RH 40 percent. Southeast winds 5 to
10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 40s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 44 percent. South winds 5 to 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.
$$
TNZ041-192000-
Cocke Smoky Mountains-
Including the city of Hartford
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+13) 55-60 (+12) 39-44 64-69
RH % (24h trend) 75-80 (+11) 42-47 (+8) 92-97 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 11 SW 10
PM 20FT Wnd (mph) SE 11 W 7 SW 7 W 11
Transport Wnd (mph) SW 9 W 10 SW 8 W 13
Mixing Hgt(ft-agl) 110 3420 20 5160
Vent Rate (mph-ft) 990 34200 160 67080
Max Dispersion Early 4 Very Poor 29 Fair 4 Very Poor 35 Fair
Max Dispersion Late 5 Very Poor 32 Fair 4 Very Poor 61 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 4 6
Max LVORI Late 4 2 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows around 50. Southwest winds
5 to 10 mph.
.SATURDAY...Partly sunny. Highs around 70. Minimum RH 50 percent.
West winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 43 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 54 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. East winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs
around 60. Minimum RH 41 percent. East winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 43 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-192000-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+15) 53-58 (+12) 39-44 61-66
RH % (24h trend) 73-78 (+14) 43-48 (+10) 89-94 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 10 SW 10
PM 20FT Wnd (mph) S 10 SW 8 S 8 W 11
Transport Wnd (mph) S 9 W 12 SW 9 W 14
Mixing Hgt(ft-agl) 3250 4870
Vent Rate (mph-ft) 0 39000 0 68180
Max Dispersion Early 5 Very Poor 27 Fair 3 Very Poor 35 Fair
Max Dispersion Late 3 Very Poor 34 Fair 2 Very Poor 59 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 4 6
Max LVORI Late 3 3 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds 5 to 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 60s. Minimum RH
52 percent. West winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the mid 70s. Minimum RH 45 percent.
West winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 56 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers.
Colder. Lows in the upper 30s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of rain showers.
Highs in the upper 50s. Minimum RH 43 percent. North winds 5 to
10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the lower 60s. Minimum RH 46 percent. Southwest winds 5 to
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.
$$
TNZ072-192000-
Blount Smoky Mountains-
Including the city of Cades Cove
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 33-38 (+13) 57-62 (+11) 42-47 65-70
RH % (24h trend) 71-76 (+13) 41-46 (+10) 86-91 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 9 S 8
PM 20FT Wnd (mph) S 9 SW 6 S 6 SW 9
Transport Wnd (mph) S 12 SW 13 S 7 SW 14
Mixing Hgt(ft-agl) 140 3800 50 5500
Vent Rate (mph-ft) 1680 49400 350 77000
Max Dispersion Early 6 Very Poor 35 Fair 4 Very Poor 36 Fair
Max Dispersion Late 6 Very Poor 47 Gen Good 3 Very Poor 68 Good
Category Day 1 3 1 4
Max LVORI Early 3 3 4 5
Max LVORI Late 3 2 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
50 percent. Southwest winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
5 to 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 44 percent.
Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
54 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs in
the lower 60s. Minimum RH 43 percent. North winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 44 percent. Southwest winds 5 to
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.
$$
TNZ087-192000-
Southeast Monroe-
Including the cities of Citico and Coker Creek
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 33-38 (+13) 57-62 (+11) 42-47 65-70
RH % (24h trend) 69-74 (+11) 37-42 (+8) 86-91 38-43
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 8
PM 20FT Wnd (mph) S 8 SW 6 S 5 SW 8
Transport Wnd (mph) S 10 SW 13 S 6 SW 14
Mixing Hgt(ft-agl) 100 3750 5430
Vent Rate (mph-ft) 1000 48750 0 76020
Max Dispersion Early 5 Very Poor 29 Fair 3 Very Poor 36 Fair
Max Dispersion Late 4 Very Poor 44 Gen Good 2 Very Poor 65 Good
Category Day 1 3 1 4
Max LVORI Early 3 3 4 6
Max LVORI Late 3 2 6 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
48 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 44 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
53 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
42 percent. South winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 43 percent. South 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.
$$
TNZ102-192000-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Mclear
Temp (24h trend) 32-37 (+11) 61-66 (+12) 41-46 69-74
RH % (24h trend) 75-80 (+16) 36-41 (+9) 92-97 36-41
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 11 S 8
PM 20FT Wnd (mph) S 11 SW 7 S 7 SW 9
Transport Wnd (mph) S 8 SW 13 S 7 SW 13
Mixing Hgt(ft-agl) 130 4100 20 5360
Vent Rate (mph-ft) 1040 53300 140 69680
Max Dispersion Early 4 Very Poor 26 Fair 3 Very Poor 36 Fair
Max Dispersion Late 3 Very Poor 46 Gen Good 2 Very Poor 64 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 7
Max LVORI Late 3 2 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
45 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 42 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the upper 60s. Minimum RH
48 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
38 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
41 percent. South 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.
$$
NCZ060-192000-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+10) 59-64 (+11) 39-44 66-71
RH % (24h trend) 80-85 (+17) 35-40 (+6) 95-100 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 7 S 6
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var SW 7
Transport Wnd (mph) S 6 W 12 SE 5 SW 12
Mixing Hgt(ft-agl) 190 4310 70 6010
Vent Rate (mph-ft) 1140 51720 350 72120
Max Dispersion Early 4 Very Poor 22 Fair 4 Very Poor 33 Fair
Max Dispersion Late 3 Very Poor 49 Gen Good 2 Very Poor 62 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 4 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 42 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the upper 60s. Minimum RH
50 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows around 40. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
40 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
43 percent. South 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.
$$
NCZ061-192000-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 28-33 (+10) 56-61 (+11) 38-43 64-69
RH % (24h trend) 79-84 (+16) 40-45 (+7) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 6 SW 7
PM 20FT Wnd (mph) S 7 W 6 W 6 SW 8
Transport Wnd (mph) W 6 W 13 SW 6 SW 12
Mixing Hgt(ft-agl) 100 3820 20 5970
Vent Rate (mph-ft) 600 49660 120 71640
Max Dispersion Early 3 Very Poor 22 Fair 4 Very Poor 40 Fair
Max Dispersion Late 2 Very Poor 44 Gen Good 2 Very Poor 62 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. West winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
50 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the upper 60s. Minimum RH
55 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
45 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 40. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
49 percent. South 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.
$$
TNZ015-192000-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 27-32 (+10) 56-61 (+13) 35-40 65-70
RH % (24h trend) 89-94 (+17) 43-48 (+7) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) SW 8 SW 12 E 2 SW 14
Mixing Hgt(ft-agl) 140 3200 50 3730
Vent Rate (mph-ft) 1120 38400 100 52220
Max Dispersion Early 2 Very Poor 24 Fair 3 Very Poor 27 Fair
Max Dispersion Late 2 Very Poor 32 Fair 1 Very Poor 45 Gen Good
Category Day 1 3 1 3
Max LVORI Early 5 6 7 10
Max LVORI Late 6 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
50 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 50. West winds less
than 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 44 percent. North winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
39 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 41 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ016-192000-
Hawkins-
Including the city of Mooresburg
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 28-33 (+11) 56-61 (+13) 36-41 65-70
RH % (24h trend) 88-93 (+17) 46-51 (+9) 95-100 45-50
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) SW 6 SW 12 E 2 SW 14
Mixing Hgt(ft-agl) 130 3240 70 3670
Vent Rate (mph-ft) 780 38880 140 51380
Max Dispersion Early 2 Very Poor 25 Fair 3 Very Poor 25 Fair
Max Dispersion Late 2 Very Poor 34 Fair 1 Very Poor 44 Gen Good
Category Day 1 3 1 3
Max LVORI Early 5 6 7 10
Max LVORI Late 6 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
53 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 47 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
41 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 40. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 42 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-192000-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+14) 54-59 (+12) 37-42 64-69
RH % (24h trend) 83-88 (+13) 47-52 (+12) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 7 S 6
PM 20FT Wnd (mph) S 6 SW 6 Lgt/Var SW 8
Transport Wnd (mph) SW 7 W 12 SE 3 SW 15
Mixing Hgt(ft-agl) 200 3260 100 4110
Vent Rate (mph-ft) 1400 39120 300 61650
Max Dispersion Early 3 Very Poor 28 Fair 4 Very Poor 29 Fair
Max Dispersion Late 3 Very Poor 36 Fair 2 Very Poor 54 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 5 5 8
Max LVORI Late 5 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny. Highs around 70. Minimum RH 55 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 47 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the upper 30s. Northeast winds less than
10 mph.
.TUESDAY...Partly sunny. Highs around 60. Minimum RH 38 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 41 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-192000-
Northwest Carter-
Including the city of Elizabethton
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+15) 54-59 (+13) 37-42 63-68
RH % (24h trend) 80-85 (+8) 42-47 (+10) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 6 S 6
PM 20FT Wnd (mph) SE 5 W 5 Lgt/Var W 7
Transport Wnd (mph) SW 8 W 13 SE 5 W 16
Mixing Hgt(ft-agl) 160 3120 60 4250
Vent Rate (mph-ft) 1280 40560 300 68000
Max Dispersion Early 4 Very Poor 33 Fair 5 Very Poor 34 Fair
Max Dispersion Late 4 Very Poor 34 Fair 2 Very Poor 59 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 4 5 8
Max LVORI Late 4 3 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the upper 60s. Minimum RH
54 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 percent. West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers. Cooler. Highs in
the lower 60s. Minimum RH 48 percent. Northwest winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Colder. Lows in the mid 30s. East winds less than
10 mph.
.TUESDAY...Partly sunny with a slight chance of rain showers.
Highs in the upper 50s. Minimum RH 36 percent. South winds less
than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 30s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 40 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-192000-
Washington TN-
Including the city of Johnson City
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+14) 55-60 (+13) 38-43 64-69
RH % (24h trend) 83-88 (+12) 47-52 (+11) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var S 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var W 6
Transport Wnd (mph) S 8 W 12 SE 3 W 14
Mixing Hgt(ft-agl) 160 3370 70 4110
Vent Rate (mph-ft) 1280 40440 210 57540
Max Dispersion Early 3 Very Poor 28 Fair 2 Very Poor 29 Fair
Max Dispersion Late 3 Very Poor 35 Fair 2 Very Poor 54 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 6 9
Max LVORI Late 5 3 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.SATURDAY...Mostly cloudy. Highs in the lower 70s. Minimum RH
55 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 51 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. East winds less than 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs
around 60. Minimum RH 40 percent. Southeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 40. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 43 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-192000-
Northwest Greene-
Including the city of Greeneville
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 29-34 (+12) 56-61 (+12) 37-42 65-70
RH % (24h trend) 84-89 (+13) 44-49 (+9) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var W 6
Transport Wnd (mph) S 7 W 12 SE 3 SW 13
Mixing Hgt(ft-agl) 170 3400 80 3930
Vent Rate (mph-ft) 1190 40800 240 51090
Max Dispersion Early 3 Very Poor 24 Fair 3 Very Poor 25 Fair
Max Dispersion Late 2 Very Poor 33 Fair 1 Very Poor 46 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 6 9
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
52 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 50 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. East winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
39 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 42 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-192000-
Grainger-
Including the city of Bean Station
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+9) 58-63 (+12) 38-43 67-72
RH % (24h trend) 83-88 (+15) 43-48 (+7) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 6
Transport Wnd (mph) SW 7 SW 13 E 2 SW 15
Mixing Hgt(ft-agl) 160 3190 50 3470
Vent Rate (mph-ft) 1120 41470 100 52050
Max Dispersion Early 2 Very Poor 27 Fair 1 Very Poor 23 Fair
Max Dispersion Late 3 Very Poor 37 Fair 1 Very Poor 45 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 6 10
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
46 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows around 40. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
41 percent. Northeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Northeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 44 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ039-192000-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+10) 58-63 (+13) 38-43 67-72
RH % (24h trend) 85-90 (+14) 44-49 (+9) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) SW 6 SW 14 E 3 SW 14
Mixing Hgt(ft-agl) 140 3200 70 3360
Vent Rate (mph-ft) 840 44800 210 47040
Max Dispersion Early 2 Very Poor 27 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 38 Fair 1 Very Poor 40 Fair
Category Day 1 3 1 3
Max LVORI Early 4 6 7 10
Max LVORI Late 6 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 50s. West winds less than 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
47 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows around 40. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
41 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Northeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 43 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-192000-
Northwest Cocke-
Including the cities of Bybee and Newport
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+12) 58-63 (+12) 39-44 67-72
RH % (24h trend) 83-88 (+15) 42-47 (+9) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SW 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var W 6
Transport Wnd (mph) S 6 W 10 SE 3 W 13
Mixing Hgt(ft-agl) 130 3470 40 4160
Vent Rate (mph-ft) 780 34700 120 54080
Max Dispersion Early 2 Very Poor 27 Fair 2 Very Poor 24 Fair
Max Dispersion Late 2 Very Poor 34 Fair 1 Very Poor 48 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 5 9
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the lower 70s. Minimum RH
48 percent. West winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 43 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
49 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows around 40. East winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs in
the lower 60s. Minimum RH 40 percent. Northeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 41 percent. Southwest winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-192000-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+11) 58-63 (+11) 39-44 67-72
RH % (24h trend) 83-88 (+14) 43-48 (+9) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var W 5
Transport Wnd (mph) SW 6 W 14 E 3 W 15
Mixing Hgt(ft-agl) 210 3540 70 3600
Vent Rate (mph-ft) 1260 49560 210 54000
Max Dispersion Early 2 Very Poor 30 Fair 1 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 43 Gen Good 1 Very Poor 47 Gen Good
Category Day 1 3 1 3
Max LVORI Early 4 5 6 10
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
48 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
42 percent. Northeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Northeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 43 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ035-192000-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+11) 59-64 (+12) 39-44 67-72
RH % (24h trend) 83-88 (+20) 43-48 (+5) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 8
PM 20FT Wnd (mph) S 8 SW 6 Lgt/Var SW 8
Transport Wnd (mph) S 9 SW 14 S 6 SW 15
Mixing Hgt(ft-agl) 260 3710 90 5400
Vent Rate (mph-ft) 2340 51940 540 81000
Max Dispersion Early 7 Poor 25 Fair 2 Very Poor 36 Fair
Max Dispersion Late 5 Very Poor 41 Gen Good 2 Very Poor 72 Good
Category Day 1 3 1 4
Max LVORI Early 4 5 6 9
Max LVORI Late 5 2 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
47 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 44 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the lower 60s. Minimum RH 46 percent. North winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows around 40. Northeast
winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
41 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
45 percent. South 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.
$$
TNZ012-192000-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 33-38 (+12) 59-64 (+13) 40-45 67-72
RH % (24h trend) 78-83 (+17) 43-48 (+5) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 5
PM 20FT Wnd (mph) S 8 SW 5 Lgt/Var SW 6
Transport Wnd (mph) S 13 SW 16 S 6 SW 17
Mixing Hgt(ft-agl) 330 3790 110 6010
Vent Rate (mph-ft) 4290 60640 660 102170
Max Dispersion Early 8 Poor 31 Fair 2 Very Poor 42 Gen Good
Max Dispersion Late 6 Very Poor 51 Gen Good 2 Very Poor 92 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 5 7
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
45 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 42 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 40s. West winds less than
10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the lower 60s. Minimum RH
44 percent. North winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the upper 30s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
40 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
43 percent. South 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.
$$
TNZ013-192000-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+11) 57-62 (+13) 39-44 65-70
RH % (24h trend) 78-83 (+16) 44-49 (+5) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 8 S 7
PM 20FT Wnd (mph) S 8 S 6 Lgt/Var SW 7
Transport Wnd (mph) SW 10 SW 13 S 6 SW 16
Mixing Hgt(ft-agl) 190 3420 40 5330
Vent Rate (mph-ft) 1900 44460 240 85280
Max Dispersion Early 5 Very Poor 26 Fair 2 Very Poor 31 Fair
Max Dispersion Late 5 Very Poor 36 Fair 2 Very Poor 76 Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 8
Max LVORI Late 4 3 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
48 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 44 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 50. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the lower 60s. Minimum RH
45 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the upper 30s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
41 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
44 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ014-192000-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 30-35 (+11) 57-62 (+13) 37-42 65-70
RH % (24h trend) 84-89 (+16) 44-49 (+7) 95-100 45-50
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) SW 9 SW 12 SE 3 SW 15
Mixing Hgt(ft-agl) 210 2970 80 4100
Vent Rate (mph-ft) 1890 35640 240 61500
Max Dispersion Early 3 Very Poor 24 Fair 2 Very Poor 28 Fair
Max Dispersion Late 4 Very Poor 31 Fair 2 Very Poor 54 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 5 7 10
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
50 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the upper 70s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 50. West winds less than 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the lower 60s. Minimum
RH 44 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the upper 30s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
40 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
43 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ037-192000-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+11) 59-64 (+13) 38-43 67-72
RH % (24h trend) 81-86 (+16) 42-47 (+6) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) SW 8 SW 12 SE 2 SW 16
Mixing Hgt(ft-agl) 290 2940 70 4020
Vent Rate (mph-ft) 2320 35280 140 64320
Max Dispersion Early 3 Very Poor 26 Fair 1 Very Poor 26 Fair
Max Dispersion Late 5 Very Poor 32 Fair 1 Very Poor 57 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 6 10
Max LVORI Late 5 3 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
50 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 50s. West winds less than
10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
44 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows around 40. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
40 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. North winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
43 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ036-192000-
Anderson-
Including the cities of Oak Ridge and Clinton
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+10) 59-64 (+13) 39-44 67-72
RH % (24h trend) 81-86 (+17) 42-47 (+5) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 8 S 8
PM 20FT Wnd (mph) SW 8 SW 7 S 5 SW 8
Transport Wnd (mph) SW 10 SW 14 S 3 SW 16
Mixing Hgt(ft-agl) 260 2950 90 4280
Vent Rate (mph-ft) 2600 41300 270 68480
Max Dispersion Early 5 Very Poor 28 Fair 3 Very Poor 29 Fair
Max Dispersion Late 5 Very Poor 39 Fair 1 Very Poor 58 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 6 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 50s. West winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
47 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
42 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. West winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
45 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-192000-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+9) 60-65 (+12) 40-45 68-73
RH % (24h trend) 79-84 (+13) 41-46 (+6) 95-100 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 6 Lgt/Var SW 6
Transport Wnd (mph) SW 8 SW 14 SE 2 SW 17
Mixing Hgt(ft-agl) 310 3410 90 3990
Vent Rate (mph-ft) 2480 47740 180 67830
Max Dispersion Early 3 Very Poor 32 Fair 2 Very Poor 25 Fair
Max Dispersion Late 3 Very Poor 44 Gen Good 1 Very Poor 62 Good
Category Day 1 3 1 4
Max LVORI Early 3 5 6 9
Max LVORI Late 4 2 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
49 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
47 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
40 percent. Northwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. North winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
42 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ073-192000-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 32-37 (+12) 59-64 (+11) 40-45 68-73
RH % (24h trend) 80-85 (+12) 41-46 (+8) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 SW 5
PM 20FT Wnd (mph) S 6 SW 5 Lgt/Var W 8
Transport Wnd (mph) SW 8 W 14 S 5 SW 14
Mixing Hgt(ft-agl) 250 4050 100 4420
Vent Rate (mph-ft) 2000 56700 500 61880
Max Dispersion Early 3 Very Poor 35 Fair 2 Very Poor 32 Fair
Max Dispersion Late 3 Very Poor 49 Gen Good 3 Very Poor 60 Gen Good
Category Day 1 3 1 4
Max LVORI Early 3 4 5 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
47 percent. Southwest winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 43 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Cooler. Highs in the mid 60s. Minimum RH
49 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs in
the mid 60s. Minimum RH 40 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 41 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-192000-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+9) 61-66 (+12) 39-44 69-74
RH % (24h trend) 86-91 (+17) 44-49 (+8) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 5 Lgt/Var SW 5
Transport Wnd (mph) SW 8 SW 13 S 5 SW 14
Mixing Hgt(ft-agl) 400 3500 120 4540
Vent Rate (mph-ft) 3200 45500 600 63560
Max Dispersion Early 6 Very Poor 25 Fair 2 Very Poor 30 Fair
Max Dispersion Late 5 Very Poor 40 Fair 1 Very Poor 55 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 6 6 10
Max LVORI Late 6 2 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
48 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 48 percent. North winds less
than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
41 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
45 percent. South 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.
$$
TNZ068-192000-
Loudon-
Including the cities of Lenoir City and Loudon
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+9) 61-66 (+12) 40-45 69-74
RH % (24h trend) 82-87 (+13) 43-48 (+9) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 S 5
PM 20FT Wnd (mph) Lgt/Var SW 6 Lgt/Var SW 6
Transport Wnd (mph) SW 9 SW 16 S 5 SW 17
Mixing Hgt(ft-agl) 380 3470 110 4300
Vent Rate (mph-ft) 3420 55520 550 73100
Max Dispersion Early 4 Very Poor 32 Fair 3 Very Poor 31 Fair
Max Dispersion Late 4 Very Poor 47 Gen Good 1 Very Poor 67 Good
Category Day 1 3 1 4
Max LVORI Early 4 5 6 9
Max LVORI Late 5 2 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
49 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 50 percent. North winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
41 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
44 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-192000-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 33-38 (+11) 60-65 (+11) 42-47 69-74
RH % (24h trend) 76-81 (+9) 43-48 (+9) 91-96 43-48
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 7 SW 6
PM 20FT Wnd (mph) S 8 SW 8 Lgt/Var SW 8
Transport Wnd (mph) SW 9 SW 15 S 3 SW 16
Mixing Hgt(ft-agl) 290 3840 120 4570
Vent Rate (mph-ft) 2610 57600 360 73120
Max Dispersion Early 4 Very Poor 40 Fair 3 Very Poor 29 Fair
Max Dispersion Late 4 Very Poor 49 Gen Good 2 Very Poor 65 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 5 7
Max LVORI Late 4 2 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the mid 70s. Minimum RH
49 percent. Southwest winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 50s. Southwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs in the upper 60s. Minimum RH
51 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny with a slight chance of showers. Highs in
the mid 60s. Minimum RH 42 percent. North winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 43 percent. Southwest winds less
than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ086-192000-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 33-38 (+11) 62-67 (+12) 41-46 70-75
RH % (24h trend) 78-83 (+11) 39-44 (+8) 95-100 39-44
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 S 5
PM 20FT Wnd (mph) Lgt/Var SW 6 Lgt/Var SW 6
Transport Wnd (mph) S 10 SW 15 S 6 SW 16
Mixing Hgt(ft-agl) 350 3770 120 4870
Vent Rate (mph-ft) 3500 56550 720 77920
Max Dispersion Early 5 Very Poor 36 Fair 4 Very Poor 34 Fair
Max Dispersion Late 5 Very Poor 50 Gen Good 3 Very Poor 66 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 5 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
47 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 44 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 50 percent. Northwest winds
5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers.
Colder. Lows in the lower 40s. Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
40 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
42 percent. Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ083-192000-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 31-36 (+9) 62-67 (+13) 39-44 69-74
RH % (24h trend) 87-92 (+23) 43-48 (+6) 95-100 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 5 Lgt/Var SW 6
Transport Wnd (mph) SW 9 SW 14 S 6 SW 14
Mixing Hgt(ft-agl) 200 4080 70 5310
Vent Rate (mph-ft) 1800 57120 420 74340
Max Dispersion Early 7 Poor 23 Fair 2 Very Poor 32 Fair
Max Dispersion Late 5 Very Poor 47 Gen Good 2 Very Poor 66 Good
Category Day 1 3 1 4
Max LVORI Early 4 5 6 9
Max LVORI Late 5 2 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
49 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 49 percent. North winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
42 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
47 percent. South 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.
$$
TNZ084-192000-
Meigs-
Including the city of Big Spring
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+9) 63-68 (+12) 39-44 70-75
RH % (24h trend) 88-93 (+16) 40-45 (+6) 95-100 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Transport Wnd (mph) S 9 SW 14 SW 7 SW 14
Mixing Hgt(ft-agl) 390 3960 130 4830
Vent Rate (mph-ft) 3510 55440 910 67620
Max Dispersion Early 6 Very Poor 26 Fair 3 Very Poor 33 Fair
Max Dispersion Late 5 Very Poor 51 Gen Good 2 Very Poor 60 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 6 6 10
Max LVORI Late 6 2 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
46 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 43 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 47 percent. North winds less
than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
North winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
40 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. South winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
44 percent. South 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.
$$
TNZ085-192000-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 31-36 (+9) 62-67 (+11) 40-45 70-75
RH % (24h trend) 82-87 (+13) 40-45 (+9) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 S 5
PM 20FT Wnd (mph) S 5 SW 6 Lgt/Var SW 6
Transport Wnd (mph) S 9 SW 15 S 6 SW 15
Mixing Hgt(ft-agl) 320 3710 90 4420
Vent Rate (mph-ft) 2880 55650 540 66300
Max Dispersion Early 4 Very Poor 29 Fair 3 Very Poor 33 Fair
Max Dispersion Late 4 Very Poor 50 Gen Good 2 Very Poor 58 Gen Good
Category Day 1 3 1 4
Max LVORI Early 4 5 6 10
Max LVORI Late 5 2 10 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
45 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 43 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the upper 60s. Minimum RH 48 percent. North winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
39 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs around 70. Minimum RH
42 percent. South 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.
$$
TNZ099-192000-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 34-39 (+9) 64-69 (+12) 42-47 71-76
RH % (24h trend) 81-86 (+21) 40-45 (+6) 95-100 41-46
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var S 5
PM 20FT Wnd (mph) S 6 SW 5 Lgt/Var SW 6
Transport Wnd (mph) S 9 SW 16 S 6 SW 15
Mixing Hgt(ft-agl) 220 4740 50 5110
Vent Rate (mph-ft) 1980 75840 300 76650
Max Dispersion Early 6 Very Poor 25 Fair 3 Very Poor 35 Fair
Max Dispersion Late 4 Very Poor 64 Good 2 Very Poor 65 Good
Category Day 1 4 1 4
Max LVORI Early 3 5 5 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 44 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny. Cooler. Highs around 70. Minimum RH
48 percent. North winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the mid 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
41 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs around 70. Minimum RH
45 percent. South 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.
$$
TNZ100-192000-
Bradley-
Including the cities of Cleveland and Tasso
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 33-38 (+10) 63-68 (+11) 42-47 71-76
RH % (24h trend) 79-84 (+14) 39-44 (+10) 95-100 40-45
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SW 5 Lgt/Var SW 6
Transport Wnd (mph) S 9 SW 15 S 7 SW 14
Mixing Hgt(ft-agl) 330 4170 110 4730
Vent Rate (mph-ft) 2970 62550 770 66220
Max Dispersion Early 5 Very Poor 28 Fair 3 Very Poor 34 Fair
Max Dispersion Late 5 Very Poor 56 Gen Good 2 Very Poor 57 Gen Good
Category Day 1 4 1 4
Max LVORI Early 3 4 5 9
Max LVORI Late 4 2 9 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
44 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.SUNDAY...Sunny. Highs in the mid 80s. Minimum RH 41 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny. Cooler. Highs around 70. Minimum RH
46 percent. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the mid 40s. North
winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
39 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the lower 70s. Minimum RH
42 percent. South 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.
$$
TNZ101-192000-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
253 PM EDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Pcldy Mclear
Temp (24h trend) 34-39 (+11) 63-68 (+11) 42-47 71-76
RH % (24h trend) 73-78 (+13) 36-41 (+9) 92-97 37-42
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 5 Lgt/Var Lgt/Var SW 6
Transport Wnd (mph) S 9 SW 15 S 6 SW 14
Mixing Hgt(ft-agl) 320 3850 120 4860
Vent Rate (mph-ft) 2880 57750 720 68040
Max Dispersion Early 4 Very Poor 30 Fair 4 Very Poor 36 Fair
Max Dispersion Late 5 Very Poor 52 Gen Good 3 Very Poor 59 Gen Good
Category Day 1 4 1 4
Max LVORI Early 3 3 4 7
Max LVORI Late 3 2 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. South winds
less than 10 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. Minimum RH
43 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 50s. South
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 41 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers and
thunderstorms. Cooler. Highs around 70. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
38 percent. South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 70. Minimum RH
40 percent. South 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.
$$
TNZ082-192000-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
153 PM CDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 32-37 (+10) 61-66 (+12) 41-46 68-73
RH % (24h trend) 79-84 (+21) 42-47 (+6) 94-99 42-47
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 S 6
PM 20FT Wnd (mph) S 5 SW 5 Lgt/Var SW 6
Transport Wnd (mph) SW 12 SW 16 SW 8 SW 15
Mixing Hgt(ft-agl) 10 4590 5660
Vent Rate (mph-ft) 120 73440 0 84900
Max Dispersion Early 4 Very Poor 26 Fair 1 Very Poor 37 Fair
Max Dispersion Late 3 Very Poor 65 Good 1 Very Poor 74 Good
Category Day 1 4 1 4
Max LVORI Early 3 5 6 8
Max LVORI Late 4 2 8 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Clear. Lows in the mid 50s. Southwest winds
less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.MONDAY...Partly sunny with a slight chance of showers. Cooler.
Highs in the mid 60s. Minimum RH 49 percent. Northwest winds less
than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
42 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
48 percent. South 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.
$$
TNZ081-192000-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
153 PM CDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 33-38 (+10) 61-66 (+12) 42-47 68-73
RH % (24h trend) 76-81 (+20) 44-49 (+7) 92-97 44-49
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 S 5
PM 20FT Wnd (mph) SW 6 Lgt/Var Lgt/Var SW 6
Transport Wnd (mph) S 10 SW 17 SW 10 SW 15
Mixing Hgt(ft-agl) 4620 5010
Vent Rate (mph-ft) 0 78540 0 75150
Max Dispersion Early 4 Very Poor 26 Fair 2 Very Poor 36 Fair
Max Dispersion Late 3 Very Poor 68 Good 1 Very Poor 65 Good
Category Day 1 4 1 4
Max LVORI Early 3 4 5 7
Max LVORI Late 4 2 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs around 80. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.MONDAY...Partly sunny. Cooler. Highs in the mid 60s. Minimum RH
52 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy. Colder. Lows in the lower 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Minimum RH
44 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
49 percent. South 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.
$$
TNZ098-192000-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
153 PM CDT Wed Mar 18 2026
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 34-39 (+8) 62-67 (+11) 43-48 70-75
RH % (24h trend) 76-81 (+23) 44-49 (+9) 90-95 45-50
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var S 5
PM 20FT Wnd (mph) S 5 Lgt/Var Lgt/Var SW 6
Transport Wnd (mph) SW 8 SW 16 SW 7 SW 14
Mixing Hgt(ft-agl) 20 4630 4680
Vent Rate (mph-ft) 160 74080 0 65520
Max Dispersion Early 5 Very Poor 23 Fair 3 Very Poor 35 Fair
Max Dispersion Late 3 Very Poor 65 Good 2 Very Poor 58 Gen Good
Category Day 1 4 1 4
Max LVORI Early 3 4 4 6
Max LVORI Late 4 2 7 2
Precip Chance (%) 0 0 0 0
Precip Type None None None None
Precip Duration
Precip Amount 0.00 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds less than 10 mph.
.SUNDAY...Sunny. Highs in the lower 80s. Minimum RH 47 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.MONDAY...Partly sunny. Cooler. Highs in the upper 60s. Minimum
RH 50 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Colder. Lows in the mid 40s.
Northeast winds less than 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Minimum RH
43 percent. Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 40s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny. Highs in the upper 60s. Minimum RH
49 percent. South 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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