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Hazardous Weather Conditions

Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

A Few Clouds

93°F

34°C

Humidity 47%
Wind Speed W 10 mph
Barometer 30.21 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 15 Aug 11:15 am CDT
Extended Forecast for

Normandy TN

Extreme Heat Warning August 15, 11:49am until August 16, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 11:49am until August 16, 07:00pm

    NOW until 7:00pm Sun

    Extreme Heat Warning

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph in the morning.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.

    Low: 71 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 8am. Otherwise, sunny, with a high near 92. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 92 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 107. West northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 74. Calm wind.
Sunday
Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 76. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph in the morning.
Monday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.
Tuesday
Areas of fog before 8am. Otherwise, sunny, with a high near 92. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 71. Calm wind.
Wednesday
Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Normandy TN
 35.44°N 86.26°W (Elev. 850 ft)
Last Update:
11:36 am CDT Aug 15, 2026
Forecast Valid:
11am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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