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.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.01 in (1015.5 mb)
Dewpoint 70°F (21°C)
Visibility 5.00 mi
Last update 8 Aug 3:53 am CDT
Extended Forecast for

Homer IL

  • Today

    Today: Mostly sunny, with a high near 85. West wind 6 to 8 mph, with gusts as high as 15 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. Light and variable wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 87. South wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. South wind around 11 mph, with gusts as high as 17 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South southwest wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. West southwest wind around 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 85. West wind 6 to 8 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 66. Light and variable wind.
Sunday
Mostly sunny, with a high near 87. South wind 5 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 73. South wind around 11 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 89. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South southwest wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. West southwest wind around 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 80.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 64.
Friday
A chance of showers. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Homer IL
 40.02°N 87.95°W (Elev. 673 ft)
Last Update:
1:41 am CDT Aug 8, 2026
Forecast Valid:
4am CDT Aug 8, 2026-6pm CDT Aug 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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