National Weather Service United States Department of Commerce
Click a location below for detailed forecast.

Last Map Update: Mon, Sep 21, 2026 at 2:08:21 pm EDT

 

Chances for showers and storms continue through Thursday. Drier and cooler conditions are expected by Friday and into the weekend, bringing the first taste of fall.
Severe weather risk returns this afternoon. Scattered thunderstorms develop along and ahead of an approaching cold front. A few storms may be strong to severe. Damaging winds are the primary concern.
Abnormally hot temperatures can be expected to continue through Tuesday as we remain under the edge of influence from the upper level ridge to our west. Shower and thunderstorm chances will be in place each day, mainly during the afternoon and evening hours. Additional rain chances arrive mid-week along with temperatures closer to seasonal averages.
Abnormally hot temperatures can be expected to continue through Tuesday as we remain under the edge of influence from the upper level ridge to our west. Shower and thunderstorm chances will be in place each day, mainly during the afternoon and evening hours. Additional rain chances arrive mid-week along with temperatures closer to seasonal averages.
Abnormally hot temperatures can be expected to continue through Tuesday as we remain under the edge of influence from the upper level ridge to our west. Shower and thunderstorm chances will be in place each day, mainly during the afternoon and evening hours. Additional rain chances arrive mid-week along with temperatures closer to seasonal averages.
Each observation point is apart of our COOP program (Cooperative Observer Program). Each site has a 24 hour observation period that ends and begins at 8 am local time. Each site records temperature, precipitation, and snowfall data. More information about the COOP program can be found here www.nws.noaa.gov/om/coop/ Data began being collected at: Cades Cover on 01/01/1999 || Mount LeConte on 07/01/1987 || Newfound Gap on 01/01/1991 || Sugarlands Visitor Center on 12/01/1921

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA13:55Mostly Clear10826965S 10-30.04
Andrews-Murphy NC13:35Partly Cloudy10866550CALM-30.05
Chattanooga TN13:53Cumulonimbus Clouds, Lightning Observed10857163SSE 7-29.98
Crossville TN13:53Lightning Observed10866549CALM-30.03
Dalton GA13:55Lightning Observed10817580WNW 3-29.99
Knoxville TN (McGhee-Tyson)13:53Cumulonimbus Clouds Observed10876955WSW 1391 [HI]29.98
Middlesboro KY13:55Mostly Cloudy10897258S 896 [HI]30.00
Monroe Cnty TN13:35Clear10807583VRB 3-30.01
Morristown TN18:35Mostly Cloudy10847370E 13G21-30.11
Oak Ridge TN13:53Clear10887055CALM93 [HI]29.99
Tazewell Cnty VA13:55Clear10776770SSW 3-30.09
Tri-Cities TN13:53Lightning Observed10896849S 993 [HI]30.01
Wise VA13:55Heavy Rain With Thunder \ Lightning Observed1 1/4696482NE 18G33-30.08
Greeneville, TN13:35Clear10866855CALM-30.02


Local Weather History For September 21st...
In 2002, 1-3" of rain fell across the area. People were rescued from a flooded car in Athens.

 

 

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