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

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Overcast

28°F

-2°C

Humidity 81%
Wind Speed W 7 mph
Barometer 29.84 in (1011.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 6 Dec 5:51 am CST
Extended Forecast for

Oak Brook IL

Winter Weather Advisory December 7, 12:00am until December 7, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: A slight chance of flurries after noon. Mostly cloudy, with a high near 29. West wind 5 to 10 mph becoming light and variable in the afternoon.

    High: 29 °F

    Slight Chance
    Flurries

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 23. Light and variable wind becoming east northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Slight Chance
    Snow then
    Snow

  • Sunday

    Sunday: A 50 percent chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 27 by 8am, then falling to around 20 during the remainder of the day. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 27 °F⇓

    Chance Snow
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 14. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 14 °F

    Chance Snow
    Showers

  • Monday

    Monday: A 20 percent chance of snow showers before noon. Partly sunny, with a high near 23. North wind 5 to 10 mph becoming south in the morning.

    High: 23 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Slight Chance
    Snow then
    Cloudy

  • Tuesday Night

    Tuesday Night: Rain and snow likely, becoming all rain after midnight. Cloudy, with a low around 33.

    Low: 33 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
A slight chance of flurries after noon. Mostly cloudy, with a high near 29. West wind 5 to 10 mph becoming light and variable in the afternoon.
Tonight
Snow, mainly after midnight. Low around 23. Light and variable wind becoming east northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 50 percent chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 27 by 8am, then falling to around 20 during the remainder of the day. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 14. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A 20 percent chance of snow showers before noon. Partly sunny, with a high near 23. North wind 5 to 10 mph becoming south in the morning.
Monday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 13.
Tuesday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 37.
Tuesday Night
Rain and snow likely, becoming all rain after midnight. Cloudy, with a low around 33.
Wednesday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 16.
Thursday
A chance of snow. Mostly cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 20.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oak Brook IL
 41.85°N 87.94°W
Last Update:
6:16 am CST Dec 6, 2025
Forecast Valid:
6am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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