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

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Fair

66°F

19°C

Humidity 88%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Aug 12:15 am CDT
Extended Forecast for

Tullahoma TN

  • Overnight

    Overnight: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 10%.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Patchy dense fog before 8am. Otherwise, mostly cloudy, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely and
    Patchy Dense
    Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 10am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. North northeast wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Calm wind becoming northeast around 5 mph.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 67. Calm wind.
Wednesday
Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph.
Wednesday Night
A slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 10%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Patchy dense fog before 8am. Otherwise, mostly cloudy, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.
Friday
A slight chance of showers, with thunderstorms also possible after 10am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 64. North northeast wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 69.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tullahoma TN
 35.35°N 86.21°W (Elev. 1033 ft)
Last Update:
6:16 pm CDT Aug 25, 2026
Forecast Valid:
12am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation