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.

Overcast

76°F

24°C

Humidity 70%
Wind Speed NE 8 mph
Barometer 30.04 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 2:15 pm CDT
Extended Forecast for

Peotone IL

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 77. North wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 77 °F

    Isolated
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 79. Light west southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 65. West wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 77. North wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 59. Calm wind.
Tuesday
A 10 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 79. Light west southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 65. West wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 78.
Friday Night
A chance of showers. Partly cloudy, with a low around 61.
Saturday
A chance of showers. Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Peotone IL
 41.34°N 87.8°W
Last Update:
1:46 pm CDT Aug 17, 2026
Forecast Valid:
2pm CDT Aug 17, 2026-6pm CDT Aug 23, 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