Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Partly Cloudy

86°F

30°C

Humidity 55%
Wind Speed N 6 mph
Barometer 29.96 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 21 Aug 5:15 pm CDT
Extended Forecast for

4 Miles SW Summitville TN

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 67. North wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. North northwest wind around 5 mph becoming calm.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. North wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 87. Calm wind becoming south southwest around 5 mph.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 64. North northwest wind around 5 mph becoming calm.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. North wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south southwest around 5 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Summitville TN
 35.5°N 86.01°W (Elev. 1099 ft)
4:21 pm CDT Aug 21, 2026
5pm CDT Aug 21, 2026-6pm CDT Aug 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database