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.

Mostly Cloudy

84°F

29°C

Humidity 41%
Wind Speed S 9 G 18 mph
Barometer 30.06 in (1017.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 8 Sep 3:53 pm CDT
Extended Forecast for

Chicago IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 10am. Mostly cloudy, with a high near 81. West southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. West wind around 5 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. North wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Northeast wind around 5 mph becoming southeast after midnight.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers before 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Southwest wind around 10 mph, with gusts as high as 15 mph.
Wednesday
Showers and thunderstorms likely, mainly before 10am. Mostly cloudy, with a high near 81. West southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 68. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 76. North wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 61. Northeast wind around 5 mph becoming southeast after midnight.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 65.
Saturday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Saturday Night
A chance of showers before 1am. Mostly cloudy, with a low around 67.
Sunday
A chance of showers. Partly sunny, with a high near 78.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 65.
Monday
A chance of showers. Partly sunny, with a high near 81.
Monday Night
Showers likely. Mostly cloudy, with a low around 66.
Tuesday
A chance of showers. Partly sunny, with a high near 78.
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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:
1:35 pm CDT Sep 8, 2026
Forecast Valid:
4pm CDT Sep 8, 2026-6pm CDT Sep 15, 2026
 
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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