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

75°F

24°C

Humidity 62%
Wind Speed Calm
Barometer 30.07 in (1017.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Jul 1:53 am CDT
Extended Forecast for

Chicago IL

  • Overnight

    Overnight: Mostly clear, with a low around 69. Southeast wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Light and variable wind becoming east southeast 5 to 10 mph in the morning.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 99. South southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.

    High: 75 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 69. Southeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 88. Light and variable wind becoming east southeast 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 99. South southwest wind 5 to 10 mph.
Wednesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Thursday Night
Mostly cloudy, with a low around 65.
Friday
Partly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 68.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
2:26 am CDT Jul 15, 2025
Forecast Valid:
2am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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