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

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

38°F

3°C

Humidity 70%
Wind Speed S 8 mph
Barometer 30.11 in (1020.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Feb 6:53 pm CST
Extended Forecast for

Sidney IL

  • Tonight

    Tonight: Increasing clouds, with a low around 32. South wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 51. South southwest wind 3 to 6 mph.

    High: 51 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Patchy fog after 2am. Otherwise, cloudy, with a low around 38. Calm wind becoming east around 5 mph after midnight.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. East northeast wind 3 to 6 mph.

    High: 57 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 59. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 16 mph.

    High: 59 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 32. South wind 5 to 7 mph, with gusts as high as 16 mph.
Saturday
Mostly cloudy, with a high near 51. South southwest wind 3 to 6 mph.
Saturday Night
A 50 percent chance of rain. Patchy fog after 2am. Otherwise, cloudy, with a low around 38. Calm wind becoming east around 5 mph after midnight.
Sunday
Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. East northeast wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 35. Light and variable wind.
Washington's Birthday
Partly sunny, with a high near 59. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 16 mph.
Monday Night
Mostly cloudy, with a low around 40. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 66. Breezy.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Partly sunny, with a high near 59.
Thursday Night
A chance of rain. Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 50.
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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 Feb 13, 2026
Forecast Valid:
7pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation