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

39°F

4°C

Humidity 93%
Wind Speed NW 9 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Wind Chill33°F (1°C)
Last update 12 Nov 1:53 am CST
Extended Forecast for

Homer IL

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Northwest wind around 9 mph, with gusts as high as 17 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly between 11am and 5pm. Mostly cloudy, with a high near 47. North northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain between 4am and 5am. Mostly cloudy, with a low around 31. North northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Slight Chance
    Rain

  • Friday

    Friday: A chance of snow between 8am and 10am. Mostly cloudy, with a high near 43. North northwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 26. Northwest wind 5 to 7 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 46. Northwest wind 3 to 7 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 24. Calm wind.

    Low: 24 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Northwest wind around 9 mph, with gusts as high as 17 mph.
Thursday
A 30 percent chance of rain, mainly between 11am and 5pm. Mostly cloudy, with a high near 47. North northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of rain between 4am and 5am. Mostly cloudy, with a low around 31. North northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
A chance of snow between 8am and 10am. Mostly cloudy, with a high near 43. North northwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 26. Northwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 46. Northwest wind 3 to 7 mph.
Saturday Night
Clear, with a low around 24. Calm wind.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 50.
Monday Night
Clear, with a low around 26.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Clear, with a low around 27.
Wednesday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Homer IL
 40.02°N 87.95°W (Elev. 673 ft)
Last Update:
12:26 am CST Nov 12, 2026
Forecast Valid:
2am CST Nov 12, 2026-6pm CST Nov 18, 2026
 
Forecast Discussion
 
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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