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.

Partly Cloudy

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 13 Aug 4:55 am CDT
Extended Forecast for

4 Miles SSW Unionville TN

Heat Advisory August 13, 05:04am until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 13, 05:04am until August 16, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Today

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west southwest around 5 mph in the morning.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Calm wind.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 96. Heat index values as high as 109. South wind around 5 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 75. South southwest wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west southwest around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind.
Saturday Night
Mostly clear, with a low around 74. Calm wind.
Sunday
Sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 71.
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:
4 Miles SSW Unionville TN
 35.58°N 86.64°W (Elev. 646 ft)
Last Update:
1:31 am CDT Aug 13, 2026
Forecast Valid:
5am CDT Aug 13, 2026-6pm CDT Aug 19, 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