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

Hazardous Weather Conditions

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

19°F

-7°C

Humidity 77%
Wind Speed SE 5 mph
Barometer 30.12 in (1021.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 15 Dec 5:53 pm CST
Extended Forecast for

Sidney IL

  • Tonight

    Tonight: Mostly clear, with a low around 14. Wind chill values between 4 and 9. South southwest wind around 8 mph, with gusts as high as 16 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36. Wind chill values between 5 and 15. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West southwest wind around 6 mph becoming calm.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Increasing clouds, with a temperature falling to near 31 by 8pm, then rising to around 41 during the remainder of the night. South wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 26 mph.

    Low: 31 °F⇑

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 49. Breezy, with a south wind 16 to 20 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain then
    Rain Likely
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 14. West northwest wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 14. Wind chill values between 4 and 9. South southwest wind around 8 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 36. Wind chill values between 5 and 15. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 28. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38. West southwest wind around 6 mph becoming calm.
Wednesday Night
A 30 percent chance of rain after midnight. Increasing clouds, with a temperature falling to near 31 by 8pm, then rising to around 41 during the remainder of the night. South wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 26 mph.
Thursday
Rain. High near 49. Breezy, with a south wind 16 to 20 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, with a low around 14. West northwest wind 11 to 16 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidney IL
 40.03°N 88.07°W (Elev. 653 ft)
Last Update:
6:36 pm CST Dec 15, 2025
Forecast Valid:
6pm CST Dec 15, 2025-6pm CST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation