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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Fair

60°F

16°C

Humidity 95%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Last update 28 Aug 7:15 am CDT
Extended Forecast for

Manteno IL

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south southeast around 5 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 81. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 81 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south southeast around 5 mph.
Tonight
Mostly clear, with a low around 59. South wind around 5 mph.
Saturday
Increasing clouds, with a high near 81. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 10 mph.
Saturday Night
Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Sunny, with a high near 91.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Manteno IL
 41.25°N 87.84°W
Last Update:
1:21 am CDT Aug 28, 2026
Forecast Valid:
7am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation