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

Hazardous Weather Conditions

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Overcast

56°F

13°C

Humidity 50%
Wind Speed S 3 mph
Barometer 30.06 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Mar 11:55 pm CDT
Extended Forecast for

Onarga IL

  • Overnight

    Overnight: Partly cloudy, with a low around 53. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 62. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Breezy.
    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 81. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.

    High: 81 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 41. West southwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    Low: 41 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Cloudy, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Showers. Cloudy, with a high near 62. Breezy.

    High: 62 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 76. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 62. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 81. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 41. West southwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Wednesday
Showers likely, mainly after 1pm. Cloudy, with a high near 50. Chance of precipitation is 60%.
Wednesday Night
Showers. Low around 40. Chance of precipitation is 80%.
Thursday
Showers. Cloudy, with a high near 62. Breezy.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 41.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Showers likely. Mostly cloudy, with a high near 71. Breezy.
Saturday Night
Showers likely. Mostly cloudy, with a low around 44.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Breezy.
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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:
12:17 am CDT Mar 30, 2026
Forecast Valid:
12am CDT Mar 30, 2026-6pm CDT Apr 5, 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