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

72°F

22°C

Humidity 94%
Wind Speed S 6 mph
Barometer 30.04 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Jun 12:55 am CDT
Extended Forecast for

4 Miles SW Summitville TN

  • Overnight

    Overnight: Showers and thunderstorms likely, mainly between 3am and 5am. Mostly cloudy, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely, mainly before 9am. Partly sunny, with a high near 82. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 66. West northwest wind around 5 mph becoming calm.

    Low: 66 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 86. Calm wind.

    High: 86 °F

    Areas Fog
    then Sunny

  • Friday Night

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

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Calm wind becoming south southwest around 5 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and thunderstorms likely, mainly between 3am and 5am. Mostly cloudy, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers and thunderstorms likely, mainly before 9am. Partly sunny, with a high near 82. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 66. West northwest wind around 5 mph becoming calm.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 67. Calm wind.
Saturday
Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny, with a high near 92. Calm wind becoming south southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 72. Calm wind.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Summitville TN
 35.5°N 86.01°W (Elev. 1099 ft)
Last Update:
11:14 pm CDT Jun 18, 2025
Forecast Valid:
1am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation