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.

A Few Clouds

62°F

17°C

Humidity 54%
Wind Speed S 20 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 9 Apr 11:53 pm CDT
Extended Forecast for

Sidney IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 55. South southwest wind 15 to 17 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm. High near 65. West southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. East northeast wind around 7 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. East northeast wind 7 to 9 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Southeast wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 78. Breezy, with a south southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 78 °F

    Mostly Cloudy
    and Breezy

  • Sunday Night

    Sunday Night: Showers likely after 1am. Mostly cloudy, with a low around 62. Breezy, with a south southwest wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Mostly Cloudy
    and Breezy
    then Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Breezy. Chance of precipitation is 50%.

    High: 80 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 55. South southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Friday
Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm. High near 65. West southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 39. East northeast wind around 7 mph.
Saturday
Partly sunny, with a high near 65. East northeast wind 7 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 55. Southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 78. Breezy, with a south southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Sunday Night
Showers likely after 1am. Mostly cloudy, with a low around 62. Breezy, with a south southwest wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Breezy. Chance of precipitation is 50%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers. Mostly cloudy, with a high near 79. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 55.
Thursday
A chance of showers. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney IL
 40.03°N 88.07°W (Elev. 653 ft)
Last Update:
12:36 am CDT Apr 10, 2026
Forecast Valid:
12am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation