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.

A Few Clouds and Breezy

66°F

19°C

Humidity 75%
Wind Speed S 22 G 31 mph
Barometer 29.77 in (1008.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 9 Mar 5:53 pm CDT
Extended Forecast for

3 Miles NNW Monticello IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 78. South southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 51. South southwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    T-storms

  • Wednesday

    Wednesday: Showers. Temperature rising to near 60 by 10am, then falling to around 44 during the remainder of the day. Breezy, with a southwest wind 18 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 60 °F⇓

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 26 mph.

    Low: 28 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 47. West northwest wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.

    High: 47 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 40. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 34 mph.

    Low: 40 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 54. Breezy.

    High: 54 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 78. South southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 51. South southwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. Temperature rising to near 60 by 10am, then falling to around 44 during the remainder of the day. Breezy, with a southwest wind 18 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 26 mph.
Thursday
Increasing clouds, with a high near 47. West northwest wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.
Thursday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 40. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 34 mph.
Friday
Mostly cloudy, with a high near 54. Breezy.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 59. Breezy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Blustery.
Monday
Partly sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Monticello IL
 40.07°N 88.61°W (Elev. 676 ft)
Last Update:
4:36 pm CDT Mar 9, 2026
Forecast Valid:
6pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation