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.

Fair

66°F

19°C

Humidity 65%
Wind Speed S 9 mph
Barometer 29.83 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 May 2:15 am CDT
Extended Forecast for

Onarga IL

  • Overnight

    Overnight: A slight chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 61. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Mostly cloudy, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly between 2am and 5am. Mostly cloudy, with a low around 61. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 87. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 87. Breezy. Chance of precipitation is 80%.

    High: 87 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy.

    High: 85 °F

    Breezy.
    Chance
    T-storms then
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Showers
    Likely

Detailed Forecast

Overnight
A slight chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 61. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Mostly cloudy, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly between 2am and 5am. Mostly cloudy, with a low around 61. South wind around 5 mph, with gusts as high as 10 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 87. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 87. Breezy. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 55.
Wednesday
Mostly cloudy, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.73°N 87.99°W
Last Update:
1:21 am CDT May 16, 2026
Forecast Valid:
2am CDT May 16, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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