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

84°F

29°C

Humidity 51%
Wind Speed S 12 G 21 mph
Barometer 30.11 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 18 May 5:55 pm CDT
Extended Forecast for

7 Miles SSE Shelbyville TN

  • Tonight

    Tonight: Partly cloudy, with a low around 70. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 87. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 83 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Patchy fog before midnight, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Patchy fog before 8am. High near 81. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 80%.

    High: 81 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 81 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 87. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Showers and possibly a thunderstorm. High near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers likely and possibly a thunderstorm. Patchy fog before midnight, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Patchy fog before 8am. High near 81. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 70%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Memorial Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Shelbyville TN
 35.38°N 86.4°W (Elev. 922 ft)
Last Update:
6:12 pm CDT May 18, 2026
Forecast Valid:
6pm CDT May 18, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation