National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Fair

75°F

24°C

Humidity 78%
Wind Speed Calm
Barometer NA
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Sep 10:15 pm CDT
Extended Forecast for

2 Miles SSW Normandy TN

Heat Advisory September 17, 10:40pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 10:40pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South southeast wind around 5 mph becoming west southwest in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. Calm wind becoming south around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming south southwest around 5 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 72. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Mostly sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.
Sunday
Mostly sunny, with a high near 95. South southeast wind around 5 mph becoming west southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 69. Calm wind becoming south around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming south southwest around 5 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Normandy TN
 35.42°N 86.26°W (Elev. 997 ft)
Last Update:
10:26 pm CDT Sep 17, 2026
Forecast Valid:
10pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation