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.

Thunderstorm Rain Fog/Mist

73°F

23°C

Humidity 87%
Wind Speed NW 14 G 24 mph
Barometer 30.08 in (1017.3 mb)
Dewpoint 69°F (21°C)
Visibility 6.00 mi
Last update 3 Jul 12:53 am CDT
Extended Forecast for

Chicago IL

Flood Advisory until July 3, 08:00am
Flood Advisory until July 3, 02:00am
Click here for hazard details and duration
Flood Advisory
...
  •  
    Flood Advisory until July 3, 08:00am
    Flood Advisory until July 3, 02:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 72 °F

    Heavy Rain

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 90. 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%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 74. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms then
    Showers
    Likely

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 87. West wind 5 to 10 mph becoming east in the morning. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. North northeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 70%.

    Low: 71 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Overnight
Showers and thunderstorms, mainly before 3am. Some of the storms could produce heavy rainfall. Low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 90. 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%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 74. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 87. West wind 5 to 10 mph becoming east in the morning. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. North northeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
1:21 am CDT Jul 3, 2026
Forecast Valid:
1am CDT Jul 3, 2026-6pm CDT Jul 9, 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