National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Partly Cloudy

29°F

-2°C

Humidity 75%
Wind Speed NE 15 mph
Barometer 30.24 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 28 Feb 8:35 pm CST
Extended Forecast for

Onarga IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. Southeast wind around 10 mph, with gusts as high as 15 mph.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: Rain, mainly after midnight. Low around 34. South southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Rain before noon, then rain and possibly a thunderstorm between noon and 3pm, then rain after 3pm. High near 51. Chance of precipitation is 90%.

    High: 51 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm before midnight, then a chance of rain and thunderstorms after midnight. Cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 38. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 24. Northeast wind around 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 44. Southeast wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Rain, mainly after midnight. Low around 34. South southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Tuesday
Rain before noon, then rain and possibly a thunderstorm between noon and 3pm, then rain after 3pm. High near 51. Chance of precipitation is 90%.
Tuesday Night
Rain likely and possibly a thunderstorm before midnight, then a chance of rain and thunderstorms after midnight. Cloudy, with a low around 38. Chance of precipitation is 70%.
Wednesday
Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 59.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 45.
Thursday
Rain likely. Mostly cloudy, with a high near 63.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 48.
Friday
Rain likely. Mostly cloudy, with a high near 67.
Friday Night
Rain likely. Mostly cloudy, with a low around 48.
Saturday
Rain likely. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.71°N 88.02°W
Last Update:
8:36 pm CST Feb 28, 2026
Forecast Valid:
8pm CST Feb 28, 2026-6pm CST Mar 7, 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