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.

Mostly Cloudy

41°F

5°C

Humidity 82%
Wind Speed NE 5 mph
Barometer 30.18 in (1022.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 9 Jan 7:53 pm CST
Extended Forecast for

Pesotum IL

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 37. East northeast wind around 6 mph becoming light and variable after midnight.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Rain likely before 4pm, then a slight chance of snow showers between 4pm and 5pm, then a slight chance of rain after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. Breezy, with a light southwest wind becoming west northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain Likely
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 21. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 30 mph.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Breezy, with a west northwest wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 34 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 44. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 37. East northeast wind around 6 mph becoming light and variable after midnight.
Saturday
Rain likely before 4pm, then a slight chance of snow showers between 4pm and 5pm, then a slight chance of rain after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. Breezy, with a light southwest wind becoming west northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 21. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 34. Breezy, with a west northwest wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Mostly clear, with a low around 22. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 44. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 31. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A chance of rain and snow after noon. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pesotum IL
 39.9°N 88.28°W (Elev. 702 ft)
Last Update:
6:36 pm CST Jan 9, 2026
Forecast Valid:
8pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation