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

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

21°F

-6°C

Humidity 71%
Wind Speed S 9 mph
Barometer 30.16 in (1022.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 24 Feb 2:53 am CST
Extended Forecast for

Oak Brook IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. South wind 5 to 10 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of light rain with a slight chance of showers between 4pm and 5pm, then a chance of showers or light rain after 5pm. Mostly cloudy, with a high near 41. Breezy, with a south southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.

    High: 41 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Light Rain

  • Tuesday Night

    Tuesday Night: A chance of showers or light rain before 7pm, then a chance of light rain with a slight chance of showers between 7pm and 8pm. Cloudy during the early evening, then gradual clearing, with a low around 24. West northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 24. West northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 24 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. South wind 5 to 10 mph.
Tuesday
A chance of light rain with a slight chance of showers between 4pm and 5pm, then a chance of showers or light rain after 5pm. Mostly cloudy, with a high near 41. Breezy, with a south southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers or light rain before 7pm, then a chance of light rain with a slight chance of showers between 7pm and 8pm. Cloudy during the early evening, then gradual clearing, with a low around 24. West northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 24. West northwest wind 5 to 10 mph becoming northeast after midnight.
Thursday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A chance of snow. Partly sunny, with a high near 32.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 23.
Monday
A chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oak Brook IL
 41.82°N 87.94°W
Last Update:
2:01 am CST Feb 24, 2026
Forecast Valid:
2am CST Feb 24, 2026-6pm CST Mar 2, 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