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

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

44°F

7°C

Humidity 82%
Wind Speed SE 5 mph
Barometer 29.94 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Mar 8:35 am CDT
Extended Forecast for

Park Forest IL

  • Today

    Today: Mostly sunny, with a high near 77. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of rain, mainly after 1pm. Mostly cloudy, with a temperature falling to around 39 by 5pm. Breezy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F⇓

    Chance Rain
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 31. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 31 °F

    Slight Chance
    Rain and
    Blustery then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. North wind around 10 mph, with gusts as high as 15 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 77. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly clear, with a low around 43. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Sunday
A 40 percent chance of rain, mainly after 1pm. Mostly cloudy, with a temperature falling to around 39 by 5pm. Breezy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 31. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 43. North wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 55.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A chance of showers. Mostly cloudy, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Park Forest IL
 41.49°N 87.67°W
Last Update:
7:25 am CDT Mar 21, 2026
Forecast Valid:
8am CDT Mar 21, 2026-6pm CDT Mar 27, 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