National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 41.98°NLon: 87.9°WElev: 666ft.

A Few Clouds

85°F

29°C

Humidity 65%
Wind Speed SW 8 mph
Barometer 29.95 in (1013.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 1 Sep 9:51 pm CDT
Extended Forecast for

Addison IL

  • Tonight

    Tonight: Mostly clear, with a low around 76. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Heat index values as high as 99. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Heat index values as high as 98. West wind around 5 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 5 mph.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 76. Southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 94. Heat index values as high as 99. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind 5 to 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Heat index values as high as 98. West wind around 5 mph. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 5 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A chance of showers before 1pm. Partly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 67.
Labor Day
Partly sunny, with a high near 80.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Addison IL
 41.94°N 87.99°W
Last Update:
9:06 pm CDT Sep 1, 2026
Forecast Valid:
10pm CDT Sep 1, 2026-6pm CDT Sep 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