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.

Fair

90°F

32°C

Humidity 37%
Wind Speed W 9 G 18 mph
Barometer 30.15 in (1020.5 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Heat Index90°F (32°C)
Last update 3 Oct 2:53 pm CDT
Extended Forecast for

Allerton IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind around 8 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 63. Light south wind.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 59. South wind 5 to 8 mph.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88. South southwest wind 3 to 7 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind around 8 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 63. Light south wind.
Saturday
Sunny, with a high near 87. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
Clear, with a low around 58. South wind around 6 mph.
Sunday
Sunny, with a high near 86. South wind 5 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 59. South wind 5 to 8 mph.
Monday
Sunny, with a high near 88. South southwest wind 3 to 7 mph.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 61.
Tuesday
A 50 percent chance of showers. Mostly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allerton IL
 39.91°N 87.93°W (Elev. 666 ft)
Last Update:
12:51 pm CDT Oct 3, 2025
Forecast Valid:
3pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
Forecast Discussion
 
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Additional Resources

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