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.

A Few Clouds

88°F

31°C

Humidity 52%
Wind Speed N 10 mph
Barometer 30.05 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 19 Aug 11:35 am CDT
Extended Forecast for

3 Miles N Tullahoma TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 94. Heat index values as high as 97. Calm wind becoming north northwest around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Calm wind becoming south southeast around 5 mph.

    Low: 72 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 98. West wind around 5 mph becoming east northeast in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 11pm, then a chance of showers and thunderstorms after 11pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 90 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. North northwest wind around 5 mph becoming calm.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Heat index values as high as 97. Calm wind becoming north northwest around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Calm wind becoming south southeast around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 98. West wind around 5 mph becoming east northeast in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 11pm, then a chance of showers and thunderstorms after 11pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 67. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 67. North northwest wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 89.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 67.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Tullahoma TN
 35.42°N 86.21°W (Elev. 994 ft)
Last Update:
1:31 am CDT Aug 19, 2026
Forecast Valid:
12pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation