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

69°F

21°C

Humidity 73%
Wind Speed S 7 mph
Barometer 29.90 in (1011.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 May 1:53 am CDT
Extended Forecast for

Willowbrook IL

  • Overnight

    Overnight: A slight chance of showers and thunderstorms, then a chance of showers after 4am. Mostly cloudy, with a low around 64. South southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 11am. Partly sunny, with a high near 85. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms before 11am, then showers likely between 11am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Breezy. Chance of precipitation is 80%.

    High: 82 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms, then a chance of showers after 4am. Mostly cloudy, with a low around 64. South southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 11am. Partly sunny, with a high near 85. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 70. South southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers and thunderstorms before 11am, then showers likely between 11am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Breezy. Chance of precipitation is 80%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Willowbrook IL
 41.76°N 87.95°W
Last Update:
1:31 am CDT May 17, 2026
Forecast Valid:
2am CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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