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.

Mostly Cloudy

56°F

13°C

Humidity 66%
Wind Speed NW 12 G 18 mph
Barometer 29.93 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 13 May 7:35 am CDT
Extended Forecast for

Grant Park IL

  • Today

    Today: Mostly cloudy, with a high near 62. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 39. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 67. Calm wind becoming north around 5 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am. Increasing clouds, with a low around 46. East wind 5 to 10 mph becoming south southeast after midnight.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers before 1pm. Partly sunny, with a high near 75. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 75 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 59.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, with a high near 62. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 39. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 67. Calm wind becoming north around 5 mph.
Thursday Night
A 30 percent chance of showers after 1am. Increasing clouds, with a low around 46. East wind 5 to 10 mph becoming south southeast after midnight.
Friday
A 50 percent chance of showers before 1pm. Partly sunny, with a high near 75. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 59.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84.
Sunday Night
A chance of showers before 1am. Partly cloudy, with a low around 63.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Breezy.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Tuesday
Showers. Partly sunny, with a high near 77.
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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:
4:51 am CDT May 13, 2026
Forecast Valid:
7am CDT May 13, 2026-6pm CDT May 19, 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