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.

Partly Cloudy

71°F

22°C

Humidity 94%
Wind Speed E 9 mph
Barometer 29.93 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 4 Jul 6:55 pm CDT
Extended Forecast for

Brook IN

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm. Low around 66. East northeast wind around 5 mph becoming north northwest in the evening. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms then
    Isolated
    T-storms

  • Sunday

    Sunday: Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 81. North wind around 5 mph. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Cloudy
    then
    Scattered
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. North northeast wind around 5 mph, with gusts as high as 15 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 10pm. Low around 66. East northeast wind around 5 mph becoming north northwest in the evening. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 81. North wind around 5 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 66. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Monday
Mostly sunny, with a high near 81. North northeast wind around 5 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brook IN
 40.86°N 87.37°W
Last Update:
6:21 pm CDT Jul 4, 2026
Forecast Valid:
7pm CDT Jul 4, 2026-6pm CDT Jul 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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