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

Last Map Update: Sun, Jul. 23, 2017 at 5:06:35 pm EDT

National Weather Service Louisville, KYNational Weather Service Jackson, KYNational Weather Service Charleston, WV
National Weather Service Nashville, TNZoom

National Weather Service Blacksburg, VA
National Weather Service Huntsville, ALNational Weather Service Peachtree City, GANational Weather Service Greer, SC

Expect scattered to numerous showers and thunderstorms today into this evening. Some of these storms may become strong to severe with the main concern being damaging winds, heavy rains, and hail up to quarter size.
It will be quite hot again today with high temperatures in the lower to mid 90s in most valley locations. Heat index values are expected to reach 4 to 8 degrees above these max temperatures.
This is to help spread awareness about the dangers of leaving a child, and even a pet, in a closed vehicle during a warm sunny day. Please spread the word: Beat the Heat, Check the Back Seat !!!
Practice Heat Safety. Stay hydrated and take frequent breaks in the shade as often as possible.
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 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
More information on this climate data can be found at

 Current Weather Observations...
Location Time
Weather Vsby.
Wind Chill / Heat Index
Abingdon VA16:55Clear10857162WSW 9-29.93
Andrews-Murphy NC16:45Light Rain4777591CALM-29.96
Chattanooga TN16:53Mostly Cloudy10907357VRB 398 [HI]29.88
Crossville TN16:53Mostly Clear10817274CALM-29.95
Dalton GA09:35Clear10757394CALM-30.15
Knoxville TN (McGhee-Tyson)16:53Overcast10847165SSW 12-29.89
Middlesboro KY16:55Clear10907357SSW 798 [HI]29.87
Morristown TN16:55Clear10897359WNW 897 [HI]29.87
Oak Ridge TN15:53Clear10877260VRB 594 [HI]29.90
Tazewell Cnty VA16:55Clear10816557W 3-29.97
Tri-Cities TN16:53Mostly Cloudy10847165S 6-29.90
Wise VA16:55Partly Cloudy10846451S 6-29.97

Local Weather History For July 23rd...
Storm wind hit in 2002. Tree fell on van at Jacobs Creek Camp in Sullivan County. 3 injured.