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 84%
Wind Speed W 8 mph
Barometer 29.62 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 25 Feb 3:55 am CST
Extended Forecast for

Onarga IL

  • Today

    Today: Sunny, with a high near 40. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 11pm and 3am. Mostly cloudy, with a low around 22. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after noon. Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 40. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of snow, mainly between 11pm and 3am. Mostly cloudy, with a low around 22. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Thursday
Mostly sunny, with a high near 45. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 29. South southwest wind around 5 mph, with gusts as high as 10 mph.
Friday
Sunny, with a high near 61. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 32.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A chance of snow after noon. Partly sunny, with a high near 36.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Monday
A chance of snow. Mostly cloudy, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 20.
Tuesday
A chance of rain. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.71°N 88.02°W
Last Update:
3:01 am CST Feb 25, 2026
Forecast Valid:
4am CST Feb 25, 2026-6pm CST Mar 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation