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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.

Fair

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 12:35 am CDT
Extended Forecast for

5 Miles NNE Normandy TN

Heat Advisory August 17, 12:52am until August 17, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 12:52am until August 17, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 106. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.

    Low: 71 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. North wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the morning. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 106. Light and variable wind becoming west 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. North wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 72. Calm wind.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the morning. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Normandy TN
 35.51°N 86.23°W (Elev. 1073 ft)
Last Update:
7:06 pm CDT Aug 16, 2026
Forecast Valid:
12am CDT Aug 17, 2026-6pm CDT Aug 23, 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