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.

Overcast

66°F

19°C

Humidity 81%
Wind Speed S 17 G 26 mph
Barometer 29.73 in (1006.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 31 Mar 12:53 pm CDT
Extended Forecast for

Oak Brook IL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 71. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a slight chance of showers after 5am. Cloudy, with a low around 36. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 1pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 47. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 43. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 74. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%.

    High: 74 °F

    Breezy.
    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 50. Breezy. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 71. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 10pm, then a slight chance of showers after 5am. Cloudy, with a low around 36. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers before 1pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 47. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 43. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday
Showers and possibly a thunderstorm. High near 74. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 50. Breezy. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 69.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64.
Saturday Night
A chance of showers before 1am. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Brook IL
 41.82°N 87.94°W
Last Update:
1:31 pm CDT Mar 31, 2026
Forecast Valid:
1pm CDT Mar 31, 2026-6pm CDT Apr 6, 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