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.

Mostly Cloudy

68°F

20°C

Humidity 73%
Wind Speed S 13 G 18 mph
Barometer 29.78 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 7 Nov 2:15 pm CST
Extended Forecast for

Arnold AFB TN

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 70. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Some of the storms could produce heavy rainfall. Patchy fog after 1am. Low around 53. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Heavy Rain
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming south southwest around 5 mph.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly between 10pm and 2am. Patchy fog between 8pm and 9pm. Otherwise, increasing clouds, with a low around 44. Calm wind becoming west around 5 mph after midnight.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 53. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain showers before 9pm, then a slight chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Mostly cloudy, with a low around 24. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 39. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm.

    Low: 20 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 70. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Some of the storms could produce heavy rainfall. Patchy fog after 1am. Low around 53. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming south southwest around 5 mph.
Saturday Night
A 30 percent chance of showers, mainly between 10pm and 2am. Patchy fog between 8pm and 9pm. Otherwise, increasing clouds, with a low around 44. Calm wind becoming west around 5 mph after midnight.
Sunday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 53. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A slight chance of rain showers before 9pm, then a slight chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Mostly cloudy, with a low around 24. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 39. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm.
Veterans Day
Sunny, with a high near 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arnold AFB TN
 35.39°N 86.15°W (Elev. 1063 ft)
Last Update:
11:31 am CST Nov 7, 2025
Forecast Valid:
2pm CST Nov 7, 2025-6pm CST Nov 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation