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Hazardous Weather Conditions

Current conditions at

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

A Few Clouds

91°F

33°C

Humidity 59%
Wind Speed SW 16 G 30 mph
Barometer 29.87 in (1010.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 30 Jun 6:51 pm CDT
Extended Forecast for

Addison IL

Extreme Heat Warning June 30, 07:17pm until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 07:17pm until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Heat index values as high as 103. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Heat index values as high as 102. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Independence Day

    Independence Day: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 103. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 79. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny and hot, with a high near 95. Heat index values as high as 102. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 70.
Sunday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Sunday Night
Mostly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Addison IL
 41.94°N 87.99°W
Last Update:
2:46 pm CDT Jun 30, 2026
Forecast Valid:
7pm CDT Jun 30, 2026-6pm CDT Jul 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation