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.

Fair

39°F

4°C

Humidity 82%
Wind Speed Calm
Barometer 30.39 in (1029.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 11 Apr 2:53 am CDT
Extended Forecast for

Oak Brook IL

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 37. East northeast wind around 5 mph.

    Low: 37 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, increasing clouds, with a high near 58. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 58 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly between 9pm and midnight. Mostly cloudy, with a low around 50. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 76 °F

    Scattered
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 63. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Showers and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 37. East northeast wind around 5 mph.
Saturday
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 58. East wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 30 percent chance of showers, mainly between 9pm and midnight. Mostly cloudy, with a low around 50. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Scattered showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Sunday Night
Showers and possibly a thunderstorm. Low around 63. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 61.
Thursday
A chance of showers. Partly sunny, with a high near 78.
Thursday Night
A chance of showers. Partly cloudy, with a low around 59.
Friday
A chance of showers. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Brook IL
 41.82°N 87.94°W
Last Update:
3:06 am CDT Apr 11, 2026
Forecast Valid:
3am CDT Apr 11, 2026-6pm CDT Apr 17, 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