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

61°F

16°C

Humidity 71%
Wind Speed N 9 mph
Barometer 29.60 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Mar 5:35 am CDT
Extended Forecast for

Oak Forest IL

  • Today

    Today: A 20 percent chance of rain after noon. Mostly cloudy, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 10 to 15 mph becoming north northeast 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 48 °F⇓

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Mostly Cloudy
    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 30. East northeast wind around 5 mph becoming south southeast after midnight. Winds could gust as high as 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 59.

    High: 59 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 1pm. Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of rain after noon. Mostly cloudy, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 10 to 15 mph becoming north northeast 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Mostly cloudy, with a low around 30. Blustery, with a north wind 15 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 30. East northeast wind around 5 mph becoming south southeast after midnight. Winds could gust as high as 10 mph.
Tuesday
Partly sunny, with a high near 56. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Forest IL
 41.6°N 87.75°W
Last Update:
4:11 am CDT Mar 22, 2026
Forecast Valid:
5am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation