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.

73°F

23°C

Humidity 89%
Wind Speed E 3 mph
Barometer 30.17 in
Dewpoint 70°F (21°C)
Visibility NA
Last update 18 Sep 2:35 am CDT
Extended Forecast for

3 Miles W Shelbyville TN

Heat Advisory September 18, 02:50am until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 02:50am until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Overnight

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.

    High: 98 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north northwest around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 97. South wind around 5 mph becoming west southwest in the afternoon.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming south southwest around 5 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 70. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 69. Calm wind.
Sunday
Mostly sunny and hot, with a high near 97. South wind around 5 mph becoming west southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 68. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming south southwest around 5 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 50%.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Shelbyville TN
 35.48°N 86.5°W (Elev. 699 ft)
Last Update:
1:31 am CDT Sep 18, 2026
Forecast Valid:
2am CDT Sep 18, 2026-6pm CDT Sep 24, 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