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

Last Map Update: Fri, Sep 11, 2026 at 6:28:30 pm EDT

 

Saturday will bring numerous showers and storms, and isolated flooding may occur in any locations that see prolonged or repeated rounds of heavy rain. Sunday will bring some isolated showers and storms, and it will continue to be on the hot side.
While not as extreme as it was last week, Friday will be quite hot again especially across the southern and central valley areas. Take hot temperatures seriously, drink plenty of water, find A/C, and remember to look before you lock when exiting vehicles.
A few isolated showers and storms through this evening, but most locations will stay dry. More widespread coverage of showers and storms on Saturday. Then isolated showers and storms again on Sunday. Above normal temperatures expected through the forecast period.
A few isolated showers and storms through this evening, but most locations will stay dry. More widespread coverage of showers and storms on Saturday. Then isolated showers and storms again on Sunday. Above normal temperatures expected through the forecast period.
A few isolated showers and storms through this evening, but most locations will stay dry. More widespread coverage of showers and storms on Saturday. Then isolated showers and storms again on Sunday. Above normal temperatures expected through the forecast period.
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 VA18:15Mostly Clear10806457ENE 5-30.01
Andrews-Murphy NC17:55Clear10856653CALM-29.97
Chattanooga TN17:53Mostly Cloudy10926439SSE 894 [HI]29.89
Crossville TN17:53Mostly Cloudy10866041CALM-29.96
Dalton GA18:15Lightning Observed10817375S 8G18-29.95
Knoxville TN (McGhee-Tyson)17:53Partly Cloudy10936337CALM94 [HI]29.89
Middlesboro KY17:55Clear10886953N 392 [HI]29.94
Monroe Cnty TN17:55Mostly Clear10916441CALM93 [HI]29.90
Morristown TN17:55Partly Cloudy10876852NNE 791 [HI]29.92
Oak Ridge TN17:53Clear10936438VRB 395 [HI]29.91
Tazewell Cnty VA18:15Partly Cloudy10746675CALM-30.06
Tri-Cities TN17:53Partly Cloudy10856754VRB 3-29.97
Wise VA18:15Clear10786665N 3-30.06
Greeneville, TN17:55Clear10876445VRB 5-29.95


Local Weather History For September 11th...
Storms hit in 2010. Wind and heavy rain created damage. Lightning hit a home in Johnson City.

 

 

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