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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Overcast

43°F

6°C

Humidity 80%
Wind Speed NW 16 G 25 mph
Barometer 29.89 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 9 Jan 9:15 am CST
Extended Forecast for

Onarga IL

  • Today

    Today: Partly sunny, with a high near 45. Breezy, with a west northwest wind 15 to 20 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 45 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 35. North wind around 5 mph becoming south southeast after midnight.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Rain and snow showers likely before 1pm, then a slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 40. Breezy, with a south wind 5 to 10 mph becoming west 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 19 °F

    Chance
    Rain/Snow and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 32 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 45. Breezy, with a west northwest wind 15 to 20 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 35. North wind around 5 mph becoming south southeast after midnight.
Saturday
Rain and snow showers likely before 1pm, then a slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 40. Breezy, with a south wind 5 to 10 mph becoming west 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A chance of rain showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 32. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 22.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
A chance of showers. Cloudy, with a low around 33.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.71°N 88.02°W
Last Update:
8:41 am CST Jan 9, 2026
Forecast Valid:
9am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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