Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >
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Computed 10 Hour FM Haines
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495
FNUS54 KMRX 170712
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
312 AM EDT Fri Apr 17 2026
.DISCUSSION...
...Low Afternoon Relative Humidity Persist into Today...
...Low Afternoon Relative Humidity Returns Early Next Week...
Very warm today and tomorrow. A cold front will bring showers
Saturday night, followed by cooler temperatures on Sunday. A warming
trend will bring a return to very warm weather by late next week.
Another dry airmass will settle in following the cold front early
next week. Next chance of rain possibly not until around next
weekend.
VAZ001-180815-
Lee-
Including the city of Rose Hill
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (+3) 55-60 (0) 80-85
RH % (24h trend) 27-32 (-14) 88-93 (-7) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var S 10
PM 20FT Wnd (mph) Lgt/Var S 5 SW 11
Transport Wnd (mph) W 8 SE 7 SW 26
Mixing Hgt(ft-agl) 6140 240 5840
Vent Rate (mph-ft) 49120 1680 151840
Max Dispersion Early 30 Fair 3 Very Poor 129 Very Good
Max Dispersion Late 49 Gen Good 3 Very Poor 136 Very Good
Category Day 3 1 5
Max LVORI Early 8 4 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the upper 50s.
Minimum RH 26 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 50. Southwest winds
less than 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the upper 70s. Minimum RH 35 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.
$$
VAZ002-180815-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 79-84 (+2) 57-62 (+2) 78-83
RH % (24h trend) 27-32 (-13) 78-83 (-16) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) W 6 SW 12
PM 20FT Wnd (mph) W 6 SW 7 SW 13
Transport Wnd (mph) W 9 S 10 SW 29
Mixing Hgt(ft-agl) 6300 100 5990
Vent Rate (mph-ft) 56700 1000 173710
Max Dispersion Early 55 Gen Good 3 Very Poor 140 Very Good
Max Dispersion Late 58 Gen Good 4 Very Poor 148 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 3
Max LVORI Late 2 4 1
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 40s. Northwest winds 5 to 15 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the mid 50s.
Minimum RH 28 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds 5 to 10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 30 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Southeast
winds less than 10 mph.
.TUESDAY...Sunny, warmer. Highs in the upper 60s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly clear. Not as cool. Lows in the upper
40s. Southwest winds less than 10 mph.
.WEDNESDAY...Sunny. Highs in the lower 70s. Minimum RH
33 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
mid 70s. Minimum RH 37 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.
$$
VAZ005-180815-
Scott VA-
Including the city of Hiltons
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (+1) 56-61 (0) 81-86
RH % (24h trend) 29-34 (-11) 83-88 (-12) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) SW 5 S 11
PM 20FT Wnd (mph) W 6 S 5 SW 11
Transport Wnd (mph) W 9 SE 6 SW 25
Mixing Hgt(ft-agl) 6130 160 6070
Vent Rate (mph-ft) 55170 960 151750
Max Dispersion Early 33 Fair 3 Very Poor 116 Very Good
Max Dispersion Late 50 Gen Good 2 Very Poor 132 Very Good
Category Day 3 1 5
Max LVORI Early 7 4 4
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 60.
Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds 5 to 10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the upper 30s. Northeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 31 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows in the lower 50s. Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
upper 70s. Minimum RH 36 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.
$$
VAZ006-180815-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 78-83 (+2) 56-61 (0) 79-84
RH % (24h trend) 28-33 (-11) 81-86 (-13) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) W 9 SW 11
PM 20FT Wnd (mph) W 8 S 7 SW 11
Transport Wnd (mph) NW 10 S 8 SW 24
Mixing Hgt(ft-agl) 6250 150 6340
Vent Rate (mph-ft) 62500 1200 152160
Max Dispersion Early 64 Good 3 Very Poor 117 Very Good
Max Dispersion Late 62 Good 3 Very Poor 136 Very Good
Category Day 4 1 5
Max LVORI Early 7 4 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 28 percent. Northwest winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds 5 to 10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 29 percent.
Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Clear. Lows in the upper 30s. East winds less
than 10 mph.
.TUESDAY...Sunny, warmer. Highs in the upper 60s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
32 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 37 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.
$$
VAZ008-180815-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 77-82 (0) 54-59 (-1) 80-85
RH % (24h trend) 32-37 (-8) 79-84 (-17) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) W 8 S 11
PM 20FT Wnd (mph) W 8 S 7 SW 11
Transport Wnd (mph) NW 12 SE 7 SW 20
Mixing Hgt(ft-agl) 5990 220 6050
Vent Rate (mph-ft) 71880 1540 121000
Max Dispersion Early 55 Gen Good 4 Very Poor 97 Good
Max Dispersion Late 60 Gen Good 3 Very Poor 104 Very Good
Category Day 4 1 5
Max LVORI Early 7 4 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 29 percent. Northwest winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds 5 to 10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. East winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 31 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
34 percent. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows around 50. Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
mid 70s. Minimum RH 38 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.
$$
TNZ018-180815-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 74-79 (-1) 53-58 (0) 79-84
RH % (24h trend) 34-39 (-4) 71-76 (-24) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) W 8 SW 8
PM 20FT Wnd (mph) W 7 Lgt/Var SW 8
Transport Wnd (mph) W 12 S 9 SW 16
Mixing Hgt(ft-agl) 5370 110 6420
Vent Rate (mph-ft) 64440 990 102720
Max Dispersion Early 57 Gen Good 4 Very Poor 90 Good
Max Dispersion Late 63 Good 4 Very Poor 87 Good
Category Day 4 1 4
Max LVORI Early 5 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 40s. West winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 28 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the mid 30s. Northwest winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 30s. Southwest
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 29 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a slight chance of showers. Highs
around 70. Minimum RH 32 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows in the upper 40s. Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
lower 70s. Minimum RH 38 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-180815-
Southeast Carter-
Including the city of Hampton
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 74-79 (-2) 55-60 (+1) 79-84
RH % (24h trend) 34-39 (-4) 68-73 (-25) 34-39
RH Recovery Excellent
AM 20FT Wnd (mph) W 10 SW 10
PM 20FT Wnd (mph) NW 9 S 7 SW 10
Transport Wnd (mph) NW 13 S 9 SW 16
Mixing Hgt(ft-agl) 5170 80 6680
Vent Rate (mph-ft) 67210 720 106880
Max Dispersion Early 50 Gen Good 3 Very Poor 92 Good
Max Dispersion Late 55 Gen Good 4 Very Poor 90 Good
Category Day 4 1 4
Max LVORI Early 6 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 40s. West winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 32 percent. Northwest winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
5 to 10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 30 percent.
Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 30 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 70. Minimum RH 33 percent. West winds
5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows around 50. Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 70s. Minimum RH 38 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-180815-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 74-79 (-2) 58-63 (+4) 79-84
RH % (24h trend) 33-38 (-5) 65-70 (-29) 34-39
RH Recovery Excellent
AM 20FT Wnd (mph) W 8 SW 9
PM 20FT Wnd (mph) NW 7 S 6 SW 9
Transport Wnd (mph) NW 10 S 6 SW 14
Mixing Hgt(ft-agl) 5120 60 6190
Vent Rate (mph-ft) 51200 360 86660
Max Dispersion Early 47 Gen Good 3 Very Poor 75 Good
Max Dispersion Late 50 Gen Good 4 Very Poor 72 Good
Category Day 3 1 4
Max LVORI Early 6 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 40s. West winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 32 percent. Northwest winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
5 to 10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 30 percent.
Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows around 40. South winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 30 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 70. Minimum RH 32 percent. West winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
lower 70s. Minimum RH 37 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-180815-
Southeast Greene-
Including the city of Cedar Creek
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 75-80 (-2) 57-62 (+2) 79-84
RH % (24h trend) 31-36 (-2) 67-72 (-26) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) NW 8 SW 10
PM 20FT Wnd (mph) NW 7 SE 8 W 9
Transport Wnd (mph) NW 9 NW 3 SW 12
Mixing Hgt(ft-agl) 4790 5000
Vent Rate (mph-ft) 43110 0 60000
Max Dispersion Early 34 Fair 2 Very Poor 48 Gen Good
Max Dispersion Late 39 Fair 1 Very Poor 54 Gen Good
Category Day 3 1 3
Max LVORI Early 6 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 30 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. West winds 5 to 10 mph.
.MONDAY...Sunny. Highs around 60. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows around 40. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 29 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 70. Minimum RH
32 percent. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds 5 to 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
lower 70s. Minimum RH 36 percent. West 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.
$$
TNZ041-180815-
Cocke Smoky Mountains-
Including the city of Hartford
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 77-82 (-2) 59-64 (+2) 80-85
RH % (24h trend) 29-34 (-1) 66-71 (-24) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) NW 8 SW 13
PM 20FT Wnd (mph) NW 8 SE 9 W 15
Transport Wnd (mph) W 10 S 8 SW 14
Mixing Hgt(ft-agl) 5560 130 6340
Vent Rate (mph-ft) 55600 1040 88760
Max Dispersion Early 41 Gen Good 4 Very Poor 71 Good
Max Dispersion Late 50 Gen Good 5 Very Poor 79 Good
Category Day 4 1 4
Max LVORI Early 5 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 31 percent. Northwest winds 10 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. West winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 30 percent.
Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. South winds
less than 10 mph.
.TUESDAY...Sunny. Highs around 70. Minimum RH 29 percent. West
winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
30 percent. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Sunny. Highs in the mid 70s. Minimum RH 36 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-180815-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 75-80 (-1) 58-63 (+4) 77-82
RH % (24h trend) 30-35 (-4) 67-72 (-24) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) NW 8 SW 15 G23
PM 20FT Wnd (mph) NW 8 S 9 SW 15 G23
Transport Wnd (mph) NW 9 W 3 SW 21
Mixing Hgt(ft-agl) 5080 6540
Vent Rate (mph-ft) 45720 0 137340
Max Dispersion Early 32 Fair 3 Very Poor 99 Good
Max Dispersion Late 40 Fair 5 Very Poor 117 Very Good
Category Day 3 1 5
Max LVORI Early 5 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Showers
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the lower 40s. West winds 10 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
50s. Minimum RH 33 percent. Northwest winds 10 to 15 mph.
.SUNDAY NIGHT...Clear. Lows around 40. Northwest winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the upper 50s. Minimum RH 32 percent.
Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Minimum RH 30 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
32 percent. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
lower 70s. Minimum RH 37 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.
$$
TNZ072-180815-
Blount Smoky Mountains-
Including the city of Cades Cove
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (+1) 61-66 (+4) 81-86
RH % (24h trend) 29-34 (-5) 67-72 (-23) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11 G21
PM 20FT Wnd (mph) W 5 S 8 SW 12 G21
Transport Wnd (mph) W 8 S 8 SW 21
Mixing Hgt(ft-agl) 5720 160 6910
Vent Rate (mph-ft) 45760 1280 145110
Max Dispersion Early 30 Fair 5 Very Poor 113 Very Good
Max Dispersion Late 38 Fair 6 Very Poor 131 Very Good
Category Day 3 1 5
Max LVORI Early 5 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Showers
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 29 percent. North winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 30 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Southeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 34 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-180815-
Southeast Monroe-
Including the cities of Citico and Coker Creek
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (+1) 60-65 (+3) 80-85
RH % (24h trend) 28-33 (-6) 69-74 (-20) 31-36
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11 G20
PM 20FT Wnd (mph) Lgt/Var S 7 SW 11 G21
Transport Wnd (mph) W 7 S 8 SW 21
Mixing Hgt(ft-agl) 5820 90 6470
Vent Rate (mph-ft) 40740 720 135870
Max Dispersion Early 30 Fair 3 Very Poor 106 Very Good
Max Dispersion Late 36 Fair 4 Very Poor 119 Very Good
Category Day 3 1 5
Max LVORI Early 5 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Showers
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 28 percent. North winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 28 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. East winds less than
10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 27 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
28 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-180815-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+3) 58-63 (+2) 82-87
RH % (24h trend) 27-32 (-7) 78-83 (-11) 30-35
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11
PM 20FT Wnd (mph) W 5 S 8 SW 11
Transport Wnd (mph) W 7 S 7 SW 21
Mixing Hgt(ft-agl) 6420 150 6440
Vent Rate (mph-ft) 44940 1050 135240
Max Dispersion Early 30 Fair 3 Very Poor 100 Good
Max Dispersion Late 38 Fair 3 Very Poor 115 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Cloudy with showers likely and a slight chance
of thunderstorms. Lows in the mid 40s. Northwest winds 5 to
15 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 60s. Minimum RH 25 percent. North winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 25 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. East winds less than
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 25 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. South winds less
than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
25 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 30 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-180815-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+3) 56-61 (+2) 81-86
RH % (24h trend) 26-31 (-7) 81-86 (-14) 29-34
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var S 11
PM 20FT Wnd (mph) Lgt/Var SE 5 SW 11
Transport Wnd (mph) W 8 SE 6 SW 20
Mixing Hgt(ft-agl) 6690 210 6680
Vent Rate (mph-ft) 53520 1260 133600
Max Dispersion Early 36 Fair 3 Very Poor 99 Good
Max Dispersion Late 49 Gen Good 3 Very Poor 113 Very Good
Category Day 4 1 5
Max LVORI Early 7 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Cloudy with showers likely and a slight chance
of thunderstorms. Lows in the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 25 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. North winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 26 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Northeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 25 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
26 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50. Southeast winds
less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-180815-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (+3) 55-60 (+2) 79-84
RH % (24h trend) 28-33 (-9) 79-84 (-14) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) NW 8 SW 11
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 9 SE 6 SW 17
Mixing Hgt(ft-agl) 6410 120 6380
Vent Rate (mph-ft) 57690 720 108460
Max Dispersion Early 38 Fair 2 Very Poor 86 Good
Max Dispersion Late 53 Gen Good 3 Very Poor 97 Good
Category Day 3 1 4
Max LVORI Early 6 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 40s. West winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 27 percent. North winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. North winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
29 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the mid 70s. Minimum RH 35 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ015-180815-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+2) 54-59 (0) 81-86
RH % (24h trend) 29-34 (-9) 90-95 (-8) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10
Transport Wnd (mph) W 8 SE 5 SW 25
Mixing Hgt(ft-agl) 5970 170 5840
Vent Rate (mph-ft) 47760 850 146000
Max Dispersion Early 24 Fair 2 Very Poor 127 Very Good
Max Dispersion Late 47 Gen Good 2 Very Poor 132 Very Good
Category Day 3 1 5
Max LVORI Early 10 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the lower 60s.
Minimum RH 25 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 50. Southwest winds
less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 33 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.
$$
TNZ016-180815-
Hawkins-
Including the city of Mooresburg
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+2) 54-59 (-1) 82-87
RH % (24h trend) 32-37 (-8) 89-94 (-9) 39-44
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 7
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 9
Transport Wnd (mph) W 8 SE 5 SW 23
Mixing Hgt(ft-agl) 5950 200 5630
Vent Rate (mph-ft) 47600 1000 129490
Max Dispersion Early 25 Fair 2 Very Poor 101 Very Good
Max Dispersion Late 45 Gen Good 2 Very Poor 114 Very Good
Category Day 3 1 5
Max LVORI Early 9 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
33 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows around 50. Southwest winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 36 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.
$$
TNZ017-180815-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (+1) 55-60 (-1) 82-87
RH % (24h trend) 32-37 (-6) 82-87 (-14) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) W 7 SW 9
PM 20FT Wnd (mph) W 8 S 6 SW 9
Transport Wnd (mph) W 9 SE 7 SW 17
Mixing Hgt(ft-agl) 5970 280 5530
Vent Rate (mph-ft) 53730 1960 94010
Max Dispersion Early 33 Fair 3 Very Poor 78 Good
Max Dispersion Late 50 Gen Good 3 Very Poor 84 Good
Category Day 3 1 4
Max LVORI Early 7 4 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.05
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the upper 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 60.
Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
5 to 10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. East winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
32 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 35 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.
$$
TNZ046-180815-
Northwest Carter-
Including the city of Elizabethton
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 77-82 (-1) 55-60 (0) 81-86
RH % (24h trend) 31-36 (-5) 72-77 (-24) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) W 7 SW 8
PM 20FT Wnd (mph) W 7 S 5 W 8
Transport Wnd (mph) W 9 SE 8 SW 15
Mixing Hgt(ft-agl) 5460 170 5840
Vent Rate (mph-ft) 49140 1360 87600
Max Dispersion Early 43 Gen Good 4 Very Poor 73 Good
Max Dispersion Late 49 Gen Good 5 Very Poor 69 Good
Category Day 3 1 4
Max LVORI Early 7 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 50s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
5 to 10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 26 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Southeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs around 70. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 70s. Minimum RH 31 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 50. Southwest winds
less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 35 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-180815-
Washington TN-
Including the city of Johnson City
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 79-84 (0) 56-61 (0) 82-87
RH % (24h trend) 34-39 (-4) 78-83 (-18) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) W 5 SW 8
PM 20FT Wnd (mph) W 6 Lgt/Var W 9
Transport Wnd (mph) W 9 SE 7 W 14
Mixing Hgt(ft-agl) 5590 240 5050
Vent Rate (mph-ft) 50310 1680 70700
Max Dispersion Early 34 Fair 3 Very Poor 59 Gen Good
Max Dispersion Late 44 Gen Good 3 Very Poor 62 Good
Category Day 3 1 4
Max LVORI Early 7 3 3
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 60.
Minimum RH 29 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. West winds 5 to
10 mph.
.MONDAY...Sunny. Highs in the lower 60s. Minimum RH 29 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows around 40. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
33 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
upper 70s. Minimum RH 36 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.
$$
TNZ042-180815-
Northwest Greene-
Including the city of Greeneville
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 80-85 (-1) 56-61 (0) 82-87
RH % (24h trend) 32-37 (-3) 81-86 (-16) 35-40
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 7
PM 20FT Wnd (mph) Lgt/Var Lgt/Var W 9
Transport Wnd (mph) W 7 SE 7 SW 16
Mixing Hgt(ft-agl) 5470 260 5030
Vent Rate (mph-ft) 38290 1820 80480
Max Dispersion Early 26 Fair 3 Very Poor 59 Gen Good
Max Dispersion Late 35 Fair 3 Very Poor 66 Good
Category Day 3 1 4
Max LVORI Early 8 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 60.
Minimum RH 28 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 29 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s. East winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Minimum RH 31 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
32 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny with a slight chance of showers. Highs in the
upper 70s. Minimum RH 36 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-180815-
Grainger-
Including the city of Bean Station
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+2) 57-62 (+1) 83-88
RH % (24h trend) 30-35 (-9) 86-91 (-12) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 7 SE 6 SW 24
Mixing Hgt(ft-agl) 5920 160 5680
Vent Rate (mph-ft) 41440 960 136320
Max Dispersion Early 19 Gen Poor 2 Very Poor 117 Very Good
Max Dispersion Late 36 Fair 2 Very Poor 127 Very Good
Category Day 3 1 5
Max LVORI Early 9 4 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the lower 60s.
Minimum RH 26 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. Minimum RH 33 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.
$$
TNZ039-180815-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+1) 55-60 (-1) 83-88
RH % (24h trend) 31-36 (-7) 87-92 (-11) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10
Transport Wnd (mph) W 7 SE 6 SW 23
Mixing Hgt(ft-agl) 5670 180 5360
Vent Rate (mph-ft) 39690 1080 123280
Max Dispersion Early 21 Fair 2 Very Poor 93 Good
Max Dispersion Late 34 Fair 2 Very Poor 108 Very Good
Category Day 3 1 5
Max LVORI Early 9 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. West winds less than
10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
32 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 35 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-180815-
Northwest Cocke-
Including the cities of Bybee and Newport
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (-2) 58-63 (+1) 83-88
RH % (24h trend) 30-35 (-2) 79-84 (-15) 34-39
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var SE 5 W 11
Transport Wnd (mph) W 8 S 6 SW 15
Mixing Hgt(ft-agl) 5640 210 5590
Vent Rate (mph-ft) 45120 1260 83850
Max Dispersion Early 29 Fair 3 Very Poor 66 Good
Max Dispersion Late 42 Gen Good 3 Very Poor 76 Good
Category Day 3 1 4
Max LVORI Early 7 3 3
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Southeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
West winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. South winds less
than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
31 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 34 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-180815-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+1) 57-62 (0) 83-88
RH % (24h trend) 31-36 (-7) 81-86 (-16) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var W 9
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 7 SE 6 SW 23
Mixing Hgt(ft-agl) 5690 250 5440
Vent Rate (mph-ft) 39830 1500 125120
Max Dispersion Early 20 Gen Poor 2 Very Poor 93 Good
Max Dispersion Late 34 Fair 2 Very Poor 104 Very Good
Category Day 3 1 5
Max LVORI Early 8 3 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. West winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. East winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
32 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 35 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.
$$
TNZ035-180815-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+4) 58-63 (+4) 80-85
RH % (24h trend) 29-34 (-13) 85-90 (-6) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 12
PM 20FT Wnd (mph) Lgt/Var S 5 SW 13
Transport Wnd (mph) W 9 S 8 SW 21
Mixing Hgt(ft-agl) 6620 240 5730
Vent Rate (mph-ft) 59580 1920 120330
Max Dispersion Early 32 Fair 3 Very Poor 101 Very Good
Max Dispersion Late 52 Gen Good 4 Very Poor 109 Very Good
Category Day 4 1 4
Max LVORI Early 8 3 5
Max LVORI Late 2 5 1
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.08
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 40s. Northwest winds 5 to 15 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the
lower 60s. Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 34 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ012-180815-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+4) 61-66 (+6) 80-85
RH % (24h trend) 28-33 (-14) 77-82 (-12) 40-45
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11 G18
PM 20FT Wnd (mph) Lgt/Var S 6 SW 11
Transport Wnd (mph) W 9 S 9 SW 25
Mixing Hgt(ft-agl) 6780 260 5430
Vent Rate (mph-ft) 61020 2340 135750
Max Dispersion Early 33 Fair 4 Very Poor 121 Very Good
Max Dispersion Late 55 Gen Good 6 Very Poor 115 Very Good
Category Day 4 1 5
Max LVORI Early 6 3 4
Max LVORI Late 2 3 1
Precip Chance (%) 0 0 50
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.11
Precip Begin 8 AM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs around 60.
Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. Northwest winds less than
10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 34 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ013-180815-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (+3) 59-64 (+3) 79-84
RH % (24h trend) 29-34 (-13) 83-88 (-6) 40-45
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11 G19
PM 20FT Wnd (mph) Lgt/Var S 5 SW 11 G19
Transport Wnd (mph) W 8 S 8 SW 21
Mixing Hgt(ft-agl) 6450 150 5310
Vent Rate (mph-ft) 51600 1200 111510
Max Dispersion Early 30 Fair 3 Very Poor 112 Very Good
Max Dispersion Late 51 Gen Good 4 Very Poor 105 Very Good
Category Day 3 1 4
Max LVORI Early 6 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 15 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the upper 50s.
Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Southeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
35 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.
$$
TNZ014-180815-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+2) 56-61 (+1) 81-86
RH % (24h trend) 28-33 (-12) 89-94 (-7) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 9 G17
Transport Wnd (mph) W 8 SE 7 SW 24
Mixing Hgt(ft-agl) 6150 190 5650
Vent Rate (mph-ft) 49200 1330 135600
Max Dispersion Early 23 Fair 3 Very Poor 124 Very Good
Max Dispersion Late 44 Gen Good 3 Very Poor 129 Very Good
Category Day 3 1 5
Max LVORI Early 9 4 5
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the lower 60s.
Minimum RH 25 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows around 40. Northeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
33 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.
$$
TNZ037-180815-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+2) 58-63 (+2) 82-87
RH % (24h trend) 30-35 (-10) 85-90 (-13) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11 G18
Transport Wnd (mph) W 7 S 6 SW 24
Mixing Hgt(ft-agl) 6130 240 5950
Vent Rate (mph-ft) 42910 1440 142800
Max Dispersion Early 22 Fair 2 Very Poor 119 Very Good
Max Dispersion Late 41 Gen Good 2 Very Poor 129 Very Good
Category Day 3 1 5
Max LVORI Early 9 3 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the lower 60s.
Minimum RH 25 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 26 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
33 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.
$$
TNZ036-180815-
Anderson-
Including the cities of Oak Ridge and Clinton
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+2) 58-63 (+2) 81-86
RH % (24h trend) 32-37 (-10) 84-89 (-10) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 13
PM 20FT Wnd (mph) Lgt/Var S 5 SW 13 G21
Transport Wnd (mph) W 8 S 7 SW 23
Mixing Hgt(ft-agl) 6160 210 5950
Vent Rate (mph-ft) 49280 1470 136850
Max Dispersion Early 20 Gen Poor 3 Very Poor 111 Very Good
Max Dispersion Late 45 Gen Good 3 Very Poor 135 Very Good
Category Day 3 1 5
Max LVORI Early 7 4 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.05
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 10 to 15 mph.
.SUNDAY...Sunny with a chance of showers. Highs in the lower 60s.
Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. North winds less than
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Southwest winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. Minimum RH 34 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-180815-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 84-89 (+3) 59-64 (+2) 83-88
RH % (24h trend) 31-36 (-9) 82-87 (-15) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 10 G18
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11 G19
Transport Wnd (mph) W 7 S 6 SW 25
Mixing Hgt(ft-agl) 6110 290 6310
Vent Rate (mph-ft) 42770 1740 157750
Max Dispersion Early 18 Gen Poor 3 Very Poor 116 Very Good
Max Dispersion Late 40 Fair 2 Very Poor 142 Very Good
Category Day 3 1 5
Max LVORI Early 8 3 4
Max LVORI Late 2 5 1
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Northeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds less than 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
33 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.
$$
TNZ073-180815-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+1) 59-64 (+2) 84-89
RH % (24h trend) 30-35 (-3) 77-82 (-19) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 11
PM 20FT Wnd (mph) Lgt/Var S 5 SW 13
Transport Wnd (mph) W 7 S 8 SW 22
Mixing Hgt(ft-agl) 5940 310 6650
Vent Rate (mph-ft) 41580 2480 146300
Max Dispersion Early 23 Fair 4 Very Poor 104 Very Good
Max Dispersion Late 36 Fair 4 Very Poor 124 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 4
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Southeast
winds less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 28 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
30 percent. West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 34 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.
$$
TNZ067-180815-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (+3) 57-62 (+2) 83-88
RH % (24h trend) 33-38 (-9) 91-96 (-6) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10 G17
Transport Wnd (mph) W 8 S 6 SW 24
Mixing Hgt(ft-agl) 6380 290 6370
Vent Rate (mph-ft) 51040 1740 152880
Max Dispersion Early 17 Gen Poor 2 Very Poor 102 Very Good
Max Dispersion Late 48 Gen Good 3 Very Poor 132 Very Good
Category Day 3 1 5
Max LVORI Early 10 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the mid
60s. Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. Northwest winds less than
10 mph.
.MONDAY...Sunny. Highs around 70. Minimum RH 28 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. West
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 32 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ068-180815-
Loudon-
Including the cities of Lenoir City and Loudon
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (+4) 58-63 (+2) 83-88
RH % (24h trend) 33-38 (-9) 85-90 (-13) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 10 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 7 S 7 SW 25
Mixing Hgt(ft-agl) 6140 290 6270
Vent Rate (mph-ft) 42980 2030 156750
Max Dispersion Early 13 Gen Poor 2 Very Poor 110 Very Good
Max Dispersion Late 36 Fair 3 Very Poor 135 Very Good
Category Day 3 1 5
Max LVORI Early 10 4 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
60s. Minimum RH 28 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs around 70. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Northeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 33 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-180815-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 84-89 (+2) 60-65 (+2) 83-88
RH % (24h trend) 31-36 (-8) 77-82 (-18) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 12
PM 20FT Wnd (mph) Lgt/Var S 5 SW 13
Transport Wnd (mph) W 6 S 8 SW 24
Mixing Hgt(ft-agl) 5960 290 6650
Vent Rate (mph-ft) 35760 2320 159600
Max Dispersion Early 17 Gen Poor 3 Very Poor 119 Very Good
Max Dispersion Late 30 Fair 4 Very Poor 139 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 3
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
lower 60s. Minimum RH 29 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. East winds less than
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 35 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.
$$
TNZ086-180815-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (+3) 60-65 (+3) 84-89
RH % (24h trend) 29-34 (-9) 81-86 (-14) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 10
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 6 S 8 SW 23
Mixing Hgt(ft-agl) 6320 310 6670
Vent Rate (mph-ft) 37920 2480 153410
Max Dispersion Early 16 Gen Poor 3 Very Poor 119 Very Good
Max Dispersion Late 32 Fair 4 Very Poor 132 Very Good
Category Day 3 1 5
Max LVORI Early 8 3 4
Max LVORI Late 2 4 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
60s. Minimum RH 27 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 28 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 40s. East winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 27 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
28 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 32 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.
$$
TNZ083-180815-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 84-89 (+4) 57-62 (+2) 82-87
RH % (24h trend) 33-38 (-11) 91-96 (+1) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 9 G17
Transport Wnd (mph) SW 9 S 6 SW 22
Mixing Hgt(ft-agl) 6390 170 6690
Vent Rate (mph-ft) 57510 1020 147180
Max Dispersion Early 27 Fair 3 Very Poor 109 Very Good
Max Dispersion Late 49 Gen Good 4 Very Poor 132 Very Good
Category Day 3 1 5
Max LVORI Early 8 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the mid
60s. Minimum RH 27 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs around 70. Minimum RH 30 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. North winds less than
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. West
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 33 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ084-180815-
Meigs-
Including the city of Big Spring
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 86-91 (+4) 57-62 (+3) 84-89
RH % (24h trend) 31-36 (-9) 91-96 (-3) 34-39
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10
Transport Wnd (mph) W 8 S 7 SW 23
Mixing Hgt(ft-agl) 6580 330 6770
Vent Rate (mph-ft) 52640 2310 155710
Max Dispersion Early 19 Gen Poor 3 Very Poor 103 Very Good
Max Dispersion Late 46 Gen Good 4 Very Poor 136 Very Good
Category Day 4 1 5
Max LVORI Early 10 4 6
Max LVORI Late 2 6 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the mid
60s. Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. Northwest winds less than
10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 27 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 27 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 80. Minimum RH
28 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 31 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ085-180815-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 86-91 (+4) 58-63 (+3) 84-89
RH % (24h trend) 29-34 (-9) 87-92 (-9) 33-38
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 10
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) W 6 S 8 SW 22
Mixing Hgt(ft-agl) 6440 290 6600
Vent Rate (mph-ft) 38640 2320 145200
Max Dispersion Early 14 Gen Poor 3 Very Poor 111 Very Good
Max Dispersion Late 34 Fair 3 Very Poor 128 Very Good
Category Day 3 1 5
Max LVORI Early 10 3 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 60s. Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows around 40. North winds less than
10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 26 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the lower 40s. Northeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 26 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 80. Minimum RH
27 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ099-180815-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (+3) 61-66 (+3) 84-89
RH % (24h trend) 30-35 (-12) 85-90 (+1) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 11
Transport Wnd (mph) SW 7 SW 9 SW 21
Mixing Hgt(ft-agl) 7180 210 6990
Vent Rate (mph-ft) 50260 1890 146790
Max Dispersion Early 23 Fair 3 Very Poor 103 Very Good
Max Dispersion Late 49 Gen Good 4 Very Poor 128 Very Good
Category Day 3 1 5
Max LVORI Early 8 3 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the mid
60s. Minimum RH 26 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 27 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the upper 40s. North winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 27 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Minimum RH
29 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 31 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ100-180815-
Bradley-
Including the cities of Cleveland and Tasso
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 86-91 (+4) 60-65 (+3) 84-89
RH % (24h trend) 28-33 (-10) 83-88 (-4) 32-37
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 9
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10 G17
Transport Wnd (mph) W 6 S 8 SW 21
Mixing Hgt(ft-agl) 6890 300 7010
Vent Rate (mph-ft) 41340 2400 147210
Max Dispersion Early 15 Gen Poor 3 Very Poor 97 Good
Max Dispersion Late 35 Fair 4 Very Poor 128 Very Good
Category Day 3 1 5
Max LVORI Early 10 3 4
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 0
Precip Type None None Showers
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 60s. Minimum RH 25 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 25 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Northeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 25 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Sunny. Highs around 80. Minimum RH 26 percent.
Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. South
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ101-180815-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
312 AM EDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (+3) 61-66 (+3) 84-89
RH % (24h trend) 27-32 (-8) 76-81 (-10) 30-35
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 9
Transport Wnd (mph) W 6 S 9 SW 22
Mixing Hgt(ft-agl) 6490 310 6890
Vent Rate (mph-ft) 38940 2790 151580
Max Dispersion Early 16 Gen Poor 4 Very Poor 102 Very Good
Max Dispersion Late 33 Fair 4 Very Poor 130 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 4
Max LVORI Late 2 3 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the upper 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 60s. Minimum RH 24 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 24 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. East winds less than
10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Minimum RH 24 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
25 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-180815-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
212 AM CDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 82-87 (+4) 60-65 (+4) 80-85
RH % (24h trend) 32-37 (-14) 83-88 (-1) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 10 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10 G17
Transport Wnd (mph) SW 8 S 7 SW 22
Mixing Hgt(ft-agl) 6450 10 6460
Vent Rate (mph-ft) 51600 70 142120
Max Dispersion Early 31 Fair 2 Very Poor 107 Very Good
Max Dispersion Late 50 Gen Good 3 Very Poor 122 Very Good
Category Day 3 1 5
Max LVORI Early 7 3 5
Max LVORI Late 2 5 2
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the
lower 60s. Minimum RH 28 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 30 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Northeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
30 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 33 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ081-180815-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
212 AM CDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 81-86 (+3) 61-66 (+4) 80-85
RH % (24h trend) 34-39 (-13) 82-87 (+2) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8 G17
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10 G17
Transport Wnd (mph) SW 9 S 7 SW 22
Mixing Hgt(ft-agl) 6730 6410
Vent Rate (mph-ft) 60570 0 141020
Max Dispersion Early 32 Fair 3 Very Poor 103 Very Good
Max Dispersion Late 52 Gen Good 3 Very Poor 119 Very Good
Category Day 4 1 5
Max LVORI Early 6 3 5
Max LVORI Late 1 4 1
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the
lower 60s. Minimum RH 28 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 60s. Minimum RH 31 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the mid 40s. Northeast winds less
than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 30 percent.
Southwest winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
32 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds less than 10 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Minimum RH 35 percent.
Southwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ098-180815-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
212 AM CDT Fri Apr 17 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 83-88 (+4) 61-66 (+3) 80-85
RH % (24h trend) 33-38 (-13) 81-86 (+4) 36-41
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SW 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SW 10
Transport Wnd (mph) SW 8 S 8 SW 21
Mixing Hgt(ft-agl) 7060 80 6550
Vent Rate (mph-ft) 56480 640 137550
Max Dispersion Early 28 Fair 3 Very Poor 95 Good
Max Dispersion Late 51 Gen Good 3 Very Poor 116 Very Good
Category Day 4 1 5
Max LVORI Early 7 3 5
Max LVORI Late 2 4 1
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the mid 40s. Northwest winds 5 to 10 mph.
.SUNDAY...Sunny with a slight chance of showers. Highs in the
lower 60s. Minimum RH 27 percent. North winds 5 to 10 mph.
.SUNDAY NIGHT...Clear. Lows in the lower 40s. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 29 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Clear. Lows in the upper 40s. Northeast winds
less than 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Minimum RH 29 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest
winds less than 10 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Minimum RH
31 percent. Southwest winds less than 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
less than 10 mph.
.THURSDAY...Sunny. Highs around 80. Minimum RH 34 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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