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

88°F

31°C

Humidity 35%
Wind Speed Vrbl 5 mph
Barometer 30.05 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 25 Aug 1:55 pm CDT
Extended Forecast for

7 Miles SSE Beechgrove TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 3am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Patchy fog after 9pm. 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 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Calm wind becoming northeast around 5 mph.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph.
Tonight
Mostly clear, with a low around 66. Calm wind.
Wednesday
Mostly sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers before 3am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Calm wind becoming 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 9pm. 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 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 69.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Beechgrove TN
 35.55°N 86.14°W (Elev. 1115 ft)
Last Update:
1:31 pm CDT Aug 25, 2026
Forecast Valid:
2pm CDT Aug 25, 2026-6pm CDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation