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.

Fair

13°F

-11°C

Humidity 67%
Wind Speed Calm
Barometer 30.21 in (1025.2 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 4 Dec 9:53 pm CST
Extended Forecast for

Darien IL

  • Tonight

    Tonight: Patchy freezing fog after 11pm. Increasing clouds, with a low around 5. Wind chill values as low as -8. South southwest wind 5 to 10 mph.

    Low: 5 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: Patchy freezing fog before 9am. Mostly sunny, with a high near 28. Wind chill values as low as -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 28 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy snow and freezing rain. Mostly cloudy, with a steady temperature around 29. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Patchy Wintry
    Mix

  • Saturday

    Saturday: Partly sunny, with a high near 29. West northwest wind 5 to 10 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 20. North wind around 5 mph, with gusts as high as 10 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow before noon. Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Snow Likely

Detailed Forecast

Tonight
Patchy freezing fog after 11pm. Increasing clouds, with a low around 5. Wind chill values as low as -8. South southwest wind 5 to 10 mph.
Friday
Patchy freezing fog before 9am. Mostly sunny, with a high near 28. Wind chill values as low as -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Patchy snow and freezing rain. Mostly cloudy, with a steady temperature around 29. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 29. West northwest wind 5 to 10 mph.
Saturday Night
A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 20. North wind around 5 mph, with gusts as high as 10 mph.
Sunday
A 40 percent chance of snow before noon. Mostly cloudy, with a high near 26.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 9.
Monday
Partly sunny, with a high near 22.
Monday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 14.
Tuesday
A chance of snow before noon. Mostly cloudy, with a high near 32.
Tuesday Night
Snow likely. Cloudy, with a low around 24.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 34.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13.
Thursday
A chance of snow. Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Darien IL
 41.76°N 87.98°W
Last Update:
9:16 pm CST Dec 4, 2025
Forecast Valid:
10pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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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