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.

Overcast

23°F

-5°C

Humidity 88%
Wind Speed Calm
Barometer 30.47 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 1 Dec 5:35 am CST
Extended Forecast for

Shelbyville IL

Winter Weather Advisory December 1, 12:00pm until December 2, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Snow likely, mainly after 5pm. Cloudy, with a high near 28. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 28 °F

    Cloudy then
    Snow Likely

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 17. Calm wind becoming west northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 17 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 25. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 25 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14. Calm wind becoming south around 6 mph after midnight.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. South wind 3 to 7 mph.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 9. Light and variable wind becoming northwest around 6 mph in the evening.

    Low: 9 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 17. North northwest wind around 6 mph becoming calm in the afternoon.

    High: 17 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

Detailed Forecast

Today
Snow likely, mainly after 5pm. Cloudy, with a high near 28. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly before midnight. Low around 17. Calm wind becoming west northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 25. Northwest wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 14. Calm wind becoming south around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 34. South wind 3 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 9. Light and variable wind becoming northwest around 6 mph in the evening.
Thursday
Mostly sunny, with a high near 17. North northwest wind around 6 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 29.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 31.
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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:
5:36 am CST Dec 1, 2025
Forecast Valid:
5am CST Dec 1, 2025-6pm CST Dec 7, 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