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.

Light Snow Fog/Mist

24°F

-4°C

Humidity 62%
Wind Speed S 8 mph
Barometer 30.10 in (1020.9 mb)
Dewpoint 13°F (-11°C)
Visibility 6.00 mi
Wind Chill15°F (-9°C)
Last update 21 Jan 12:53 am CST
Extended Forecast for

Chicago IL

Winter Weather Advisory until January 21, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 21, 08:00am

    NOW until 8:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 23 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 10am, then a chance of flurries between 10am and 11am. Mostly cloudy, with a high near 31. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 10pm. Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Wind chill values as low as 1. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -5. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: -5 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Blustery

  • Friday

    Friday: Mostly sunny and cold, with a high near 1.

    High: 1 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -5.

    Low: -5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 10.

    High: 10 °F

    Cold

Detailed Forecast

Overnight
Snow. Low around 23. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely before 10am, then a chance of flurries between 10am and 11am. Mostly cloudy, with a high near 31. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers likely, mainly before 10pm. Patchy blowing snow between 9pm and 3am. Mostly cloudy, with a low around 14. Wind chill values as low as 1. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 22. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -5. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Friday
Mostly sunny and cold, with a high near 1.
Friday Night
Mostly cloudy, with a low around -5.
Saturday
Mostly cloudy and cold, with a high near 10.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 18.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
12:51 am CST Jan 21, 2026
Forecast Valid:
1am CST Jan 21, 2026-6pm CST Jan 27, 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