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.

A Few Clouds

15°F

-9°C

Humidity 64%
Wind Speed NW 15 mph
Barometer 30.12 in (1021.6 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 17 Mar 7:53 am CDT
Extended Forecast for

Oak Brook IL

  • Today

    Today: Increasing clouds, with a high near 24. Wind chill values as low as 1. Northwest wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 24 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 10pm. Low around 22. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 22 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 53. South southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 24. Wind chill values as low as 1. Northwest wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Tonight
Snow, mainly after 10pm. Low around 22. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 53. South southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 58.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oak Brook IL
 41.82°N 87.94°W
Last Update:
8:41 am CDT Mar 17, 2026
Forecast Valid:
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation