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.

Mostly Cloudy

34°F

1°C

Humidity 67%
Wind Speed S 18 G 25 mph
Barometer 30.02 in (1017.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 18 Mar 11:53 am CDT
Extended Forecast for

Chicago IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Increasing clouds, with a low around 34. West southwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 45. North northwest wind around 5 mph becoming east southeast in the afternoon.

    High: 45 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming south southwest after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 61. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 61 °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

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers after 4am. Increasing clouds, with a low around 34. West southwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 45. North northwest wind around 5 mph becoming east southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming south southwest after midnight.
Friday
Mostly cloudy, with a high near 61. Southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
11:45 am CDT Mar 18, 2026
Forecast Valid:
12pm CDT Mar 18, 2026-6pm CDT Mar 24, 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