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Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

65°F

18°C

Humidity 61%
Wind Speed SW 3 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 7:53 pm CDT
Extended Forecast for

Sidney IL

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.

    Low: 59 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South southwest wind around 9 mph, with gusts as high as 17 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 67. Light southwest wind. Chance of precipitation is 50%.

    Low: 67 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers. High near 79. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 58. North northeast wind around 8 mph.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Calm wind becoming south around 5 mph after midnight.
Columbus Day
Sunny, with a high near 89. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 70. South southwest wind around 9 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 90. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 67. Light southwest wind. Chance of precipitation is 50%.
Wednesday
Showers. High near 79. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58. North northeast wind around 8 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 64. Breezy.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 57.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 65.
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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:
7:36 pm CDT Oct 11, 2026
Forecast Valid:
8pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation