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

74°F

23°C

Humidity 74%
Wind Speed N 12 mph
Barometer 30.15 in (1019.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 29 Jul 4:53 am CDT
Extended Forecast for

Chicago ILSimilar City Names

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 91. Heat index values as high as 96. North wind 5 to 10 mph becoming south in the morning.

    High: 91 °F

    Chance
    T-storms then
    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 7am. Mostly cloudy, with a high near 79. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 66. Northeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 91. Heat index values as high as 96. North wind 5 to 10 mph becoming south in the morning.
Tonight
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 7am. Mostly cloudy, with a high near 79. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 66. Northeast wind around 15 mph, with gusts as high as 20 mph.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago ILSimilar City Names
 41.84°N 87.68°W
Last Update:
4:56 am CDT Jul 29, 2025
Forecast Valid:
5am CDT Jul 29, 2025-6pm CDT Aug 4, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation