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Hazardous Weather Conditions

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

8°F

-13°C

Humidity 57%
Wind Speed NW 16 G 28 mph
Barometer 30.42 in (1031.3 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 23 Jan 2:53 am CST
Extended Forecast for

Monticello IL

Cold Weather Advisory until January 24, 12:00pm
Winter Storm Warning January 24, 09:00am until January 26, 12:00am
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning
  •  
    Cold Weather Advisory until January 24, 12:00pm

    NOW until 12:00pm Sat

    Cold Weather Advisory

  • Overnight

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 5. Wind chill values between -12 and -22. North wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Increasing clouds, with a low around -2. Wind chill values between -15 and -20. North northeast wind 10 to 13 mph, with gusts as high as 17 mph.

    Low: -2 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Snow likely, mainly after 3pm. Cloudy and cold, with a high near 10. Wind chill values between -6 and -16. East northeast wind around 11 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 10 °F

    Cloudy then
    Snow Likely

  • Saturday Night

    Saturday Night: Snow. Low around 7. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 7 °F

    Snow

  • Sunday

    Sunday: Snow, mainly before noon. High near 14. North northeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 14 °F

    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around -2. Northwest wind around 14 mph, with gusts as high as 20 mph.

    Low: -2 °F

    Chance Snow
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 11.

    High: 11 °F

    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around -1. Wind chill values between -6 and -14. North northwest wind around 17 mph, with gusts as high as 29 mph.
Friday
Mostly sunny and cold, with a high near 5. Wind chill values between -12 and -22. North wind 13 to 18 mph, with gusts as high as 29 mph.
Friday Night
Increasing clouds, with a low around -2. Wind chill values between -15 and -20. North northeast wind 10 to 13 mph, with gusts as high as 17 mph.
Saturday
Snow likely, mainly after 3pm. Cloudy and cold, with a high near 10. Wind chill values between -6 and -16. East northeast wind around 11 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. Low around 7. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow, mainly before noon. High near 14. North northeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around -2. Northwest wind around 14 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 11.
Monday Night
Mostly clear, with a low around 1.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 2.
Wednesday
Mostly sunny, with a high near 16.
Wednesday Night
Partly cloudy, with a low around -3.
Thursday
Mostly sunny, with a high near 12.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello IL
 40.05°N 88.58°W (Elev. 650 ft)
Last Update:
3:16 am CST Jan 23, 2026
Forecast Valid:
3am CST Jan 23, 2026-6pm CST Jan 29, 2026
 
Forecast Discussion
 
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