National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Shelbyville Bomar Field & Shelbyville Municipal Airport (KSYI)

Lat: 35.56°NLon: 86.44°WElev: 801ft.

Fair

84°F

29°C

Humidity 58%
Wind Speed E 3 mph
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 2 Sep 7:55 pm CDT
Extended Forecast for

Unionville TN

Heat Advisory September 2, 08:13pm until September 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 08:13pm until September 4, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 73 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming east around 5 mph.

    High: 98 °F

    Hot

  • Friday Night

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

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming north northeast around 5 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 73. Calm wind.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming east around 5 mph.
Friday Night
Mostly clear, with a low around 72. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming north northeast around 5 mph.
Saturday Night
Partly cloudy, with a low around 70. Calm wind.
Sunday
Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.
Labor Day
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Unionville TN
 35.62°N 86.6°W (Elev. 699 ft)
Last Update:
6:26 pm CDT Sep 2, 2026
Forecast Valid:
8pm CDT Sep 2, 2026-6pm CDT Sep 9, 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