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

83°F

28°C

Humidity 74%
Wind Speed SW 12 mph
Barometer 29.98 in (1014.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 2 Jul 12:53 am CDT
Extended Forecast for

Chicago IL

Extreme Heat Warning July 2, 01:38am until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 01:38am until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Overnight

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 77. Southwest wind 5 to 15 mph.

    Low: 77 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    Low: 72 °F

    T-storms
    Likely then
    Showers
    Likely

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 79. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny and hot, with a high near 96. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 77. Southwest wind 5 to 15 mph.
Friday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Independence Day
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Partly sunny, with a high near 83.
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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:
1:21 am CDT Jul 2, 2026
Forecast Valid:
1am CDT Jul 2, 2026-6pm CDT Jul 8, 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