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

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Mostly Cloudy

28°F

-2°C

Humidity 57%
Wind Speed SE 6 mph
Barometer 30.23 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 17 Mar 9:15 pm CDT
Extended Forecast for

Shelbyville IL

  • Tonight

    Tonight: A chance of snow between 11pm and 4am. Cloudy, with a low around 26. South southeast wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 55. South wind 8 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 55 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 38. Light and variable wind becoming south around 5 mph after midnight.

    Low: 38 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 64. South wind around 7 mph becoming west in the afternoon.

    High: 64 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. North northeast wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Light and variable wind becoming west southwest 5 to 8 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Southwest wind around 6 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of snow between 11pm and 4am. Cloudy, with a low around 26. South southeast wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 55. South wind 8 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Increasing clouds, with a low around 38. Light and variable wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 64. South wind around 7 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 39. North northeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 66. Light and variable wind becoming west southwest 5 to 8 mph in the morning.
Friday Night
Partly cloudy, with a low around 46. Southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shelbyville IL
 39.42°N 88.79°W (Elev. 650 ft)
Last Update:
7:36 pm CDT Mar 17, 2026
Forecast Valid:
9pm CDT Mar 17, 2026-6pm CDT Mar 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