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

Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Partly Cloudy

60°F

16°C

Humidity 88%
Wind Speed E 3 mph
Barometer 30.05 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 11 Sep 1:35 am CDT
Extended Forecast for

Grant Park IL

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 59. East northeast wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming east southeast around 5 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East southeast wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light and variable wind becoming west southwest 5 to 10 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 59. East northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 82. Calm wind becoming east southeast around 5 mph.
Friday Night
Partly cloudy, with a low around 62. East southeast wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 86. Light and variable wind becoming west southwest 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82.
Sunday Night
A slight chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 62.
Wednesday
Showers likely. Mostly cloudy, with a high near 82.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 63.
Thursday
A chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grant Park IL
 41.24°N 87.63°W
Last Update:
1:21 am CDT Sep 11, 2026
Forecast Valid:
1am CDT Sep 11, 2026-6pm CDT Sep 17, 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