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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

51°F

11°C

Humidity 34%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Mar 6:55 pm CDT
Extended Forecast for

Shelbyville IL

  • Tonight

    Tonight: Showers likely, mainly after 5am. Increasing clouds, with a low around 40. Light and variable wind becoming south southeast 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 4pm, then a slight chance of showers. High near 55. Breezy, with a southeast wind 16 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 36. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 55. West wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. West northwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers. Partly sunny, with a high near 58. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 58 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. West northwest wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Increasing clouds, with a low around 40. Light and variable wind becoming south southeast 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers and possibly a thunderstorm before 4pm, then a slight chance of showers. High near 55. Breezy, with a southeast wind 16 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 36. West wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 55. West wind 8 to 16 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 37. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 58. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 36. West northwest wind 6 to 8 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 63.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 49.
Friday
A chance of showers. Partly sunny, with a high near 75.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Saturday
Showers likely. Mostly cloudy, with a high near 72.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Shelbyville IL
 39.42°N 88.79°W (Elev. 650 ft)
Last Update:
6:42 pm CDT Mar 22, 2025
Forecast Valid:
7pm CDT Mar 22, 2025-6pm CDT Mar 29, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation