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

Shelbyville Bomar Field & Shelbyville Municipal Airport (KSYI)

Lat: 35.56°NLon: 86.44°WElev: 801ft.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed NE 3 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 4 Aug 6:15 pm CDT
Extended Forecast for

4 Miles ENE Unionville TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 68. North wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 91. Heat index values as high as 100. South southwest wind around 5 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind around 5 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 68. North wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind. Chance of precipitation is 30%.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 91. Heat index values as high as 100. South southwest wind around 5 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 71. South wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. South wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Unionville TN
 35.64°N 86.52°W (Elev. 745 ft)
Last Update:
1:31 pm CDT Aug 4, 2026
Forecast Valid:
6pm CDT Aug 4, 2026-6pm CDT Aug 11, 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