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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Snow

27°F

-3°C

Humidity 72%
Wind Speed W 9 mph
Barometer 30.17 in (1023.0 mb)
Dewpoint 19°F (-7°C)
Visibility 8.00 mi
Wind Chill18°F (-8°C)
Last update 21 Feb 6:53 pm CST
Extended Forecast for

Oak Lawn IL

  • Tonight

    Tonight: A 50 percent chance of snow. Cloudy, with a low around 23. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 30 °F

    Chance Snow
    and Blustery

  • Sunday Night

    Sunday Night: Cloudy, then gradually becoming partly cloudy, with a low around 19. North northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 30. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. North northwest wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a chance of snow. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Rain
    then Chance
    Snow

Detailed Forecast

Tonight
A 50 percent chance of snow. Cloudy, with a low around 23. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Cloudy, then gradually becoming partly cloudy, with a low around 19. North northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 30. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 21. North northwest wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.
Tuesday
A slight chance of rain and snow after noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A chance of rain before midnight, then a chance of snow. Mostly cloudy, with a low around 26.
Thursday
A chance of snow. Mostly sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oak Lawn IL
 41.71°N 87.75°W
Last Update:
7:06 pm CST Feb 21, 2026
Forecast Valid:
7pm CST Feb 21, 2026-6pm CST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation