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Hazardous Weather Conditions

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Overcast

72°F

22°C

Humidity 82%
Wind Speed NW 5 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 14 Oct 10:53 am CDT
Extended Forecast for

Monticello IL

  • Today

    Today: A 40 percent chance of showers, mainly before 4pm. Mostly cloudy, with a high near 76. Northwest wind 5 to 8 mph becoming north northeast in the afternoon.

    High: 76 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 58. Northeast wind 9 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 74. East wind around 9 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm, then showers after 7pm. Low around 47. Breezy, with a southwest wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 56. Breezy, with a northwest wind 22 to 26 mph, with gusts as high as 34 mph.

    High: 56 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North wind 8 to 17 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Partly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am. Otherwise, clear, with a low around 36.

    Low: 36 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 69.

    High: 69 °F

    Areas Frost
    then Sunny

Detailed Forecast

Today
A 40 percent chance of showers, mainly before 4pm. Mostly cloudy, with a high near 76. Northwest wind 5 to 8 mph becoming north northeast in the afternoon.
Tonight
A slight chance of showers before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 58. Northeast wind 9 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 74. East wind around 9 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm, then showers after 7pm. Low around 47. Breezy, with a southwest wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 56. Breezy, with a northwest wind 22 to 26 mph, with gusts as high as 34 mph.
Friday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North wind 8 to 17 mph, with gusts as high as 21 mph.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.
Saturday Night
Areas of frost after 5am. Otherwise, clear, with a low around 36.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello IL
 40.03°N 88.58°W (Elev. 650 ft)
Last Update:
10:36 am CDT Oct 14, 2026
Forecast Valid:
11am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation