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

70°F

21°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Jul 3:35 am CDT
Extended Forecast for

3 Miles SW Unionville TN

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Patchy Fog

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: Patchy fog before 1am, then areas of fog after 2am. Otherwise, partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Areas Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.

    High: 92 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the morning.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm.

    Low: 73 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 69. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Patchy fog before 1am, then areas of fog after 2am. Otherwise, partly cloudy, with a low around 71. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.
Tuesday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the morning.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Unionville TN
 35.6°N 86.63°W (Elev. 699 ft)
Last Update:
12:30 am CDT Jul 14, 2025
Forecast Valid:
3am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
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