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Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

59°F

15°C

Humidity 78%
Wind Speed S 6 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Apr 9:53 pm CDT
Extended Forecast for

Sidney IL

  • Tonight

    Tonight: Clear, with a low around 55. South southwest wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Chance
    T-storms then
    T-storms

  • Saturday

    Saturday: Showers likely, mainly between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 61. Breezy, with a west northwest wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 37. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 57. Breezy, with a west northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 57 °F

    Patchy Frost
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 55. South southwest wind around 5 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 82. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers likely, mainly between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 61. Breezy, with a west northwest wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 37. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 57. Breezy, with a west northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 76. Breezy.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly 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:
9:37 pm CDT Apr 16, 2026
Forecast Valid:
10pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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