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.

Fair

25°F

-4°C

Humidity 81%
Wind Speed SW 8 mph
Barometer 30.31 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 12 Jan 1:55 am CST
Extended Forecast for

Onarga IL

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 27. Southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 49. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 49 °F

    Partly Sunny
    and Breezy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 32. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, becoming all snow after 4pm. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Chance Snow
    and Blustery

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 27. Southwest wind around 15 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 31. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 49. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 32. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Snow likely, possibly mixed with rain, becoming all snow after 4pm. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14. Blustery.
Thursday
Partly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow after noon. Mostly cloudy, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19.
Saturday
Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.73°N 87.99°W
Last Update:
12:51 am CST Jan 12, 2026
Forecast Valid:
2am CST Jan 12, 2026-6pm CST Jan 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