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.

Fair

73°F

23°C

Humidity 78%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Jun 8:15 pm CDT
Extended Forecast for

3 Miles NE Petersburg TN

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 83. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    Low: 67 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 64. Calm wind.
Sunday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Showers and possibly a thunderstorm. High near 83. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night
Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Petersburg TN
 35.35°N 86.6°W (Elev. 1112 ft)
Last Update:
7:50 pm CDT Jun 20, 2026
Forecast Valid:
8pm CDT Jun 20, 2026-6pm CDT Jun 27, 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