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

70°F

21°C

Humidity 61%
Wind Speed Calm
Barometer 30.04 in (1016.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 29 Jul 10:53 pm CDT
Extended Forecast for

Darien IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. South southwest wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 4pm. High near 79. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.

    High: 79 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 65. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.

    Low: 65 °F

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Calm wind.
Thursday
Sunny, with a high near 86. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 66. South southwest wind around 5 mph.
Friday
Showers likely, then showers and possibly a thunderstorm after 4pm. High near 79. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 65. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Darien IL
 41.76°N 87.98°W
Last Update:
8:31 pm CDT Jul 29, 2026
Forecast Valid:
11pm CDT Jul 29, 2026-6pm CDT Aug 5, 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