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

17°F

-8°C

Humidity 54%
Wind Speed E 7 mph
Barometer 30.34 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 8 Dec 1:35 am CST
Extended Forecast for

Oak Forest IL

  • Overnight

    Overnight: Isolated flurries before 2am. Mostly cloudy, with a low around 14. East northeast wind around 5 mph.

    Low: 14 °F

    Isolated
    Flurries

  • Monday

    Monday: Partly sunny, with a high near 24. East wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.

    High: 24 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 17 by 8pm, then rising to around 27 during the remainder of the night. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 17 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, possibly mixed with snow, becoming all rain after 9pm. Cloudy, with a low around 35. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 35 °F

    Breezy.
    Rain/Snow
    Likely then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 40%.

    High: 36 °F

    Chance
    Rain/Snow and
    Breezy then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 25.

    High: 25 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Chance Snow

Detailed Forecast

Overnight
Isolated flurries before 2am. Mostly cloudy, with a low around 14. East northeast wind around 5 mph.
Monday
Partly sunny, with a high near 24. East wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 17 by 8pm, then rising to around 27 during the remainder of the night. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly cloudy, with a high near 36. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Rain likely, possibly mixed with snow, becoming all rain after 9pm. Cloudy, with a low around 35. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 40%.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Thursday
A chance of snow. Mostly cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
A chance of snow. Mostly cloudy, with a high near 18.
Friday Night
A chance of snow. Mostly cloudy, with a low around 2.
Saturday
Partly sunny and cold, with a high near 10.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Mostly sunny, with a high near 15.
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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:
12:11 am CST Dec 8, 2025
Forecast Valid:
1am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
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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