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.

Overcast

40°F

4°C

Humidity 68%
Wind Speed Calm
Barometer 30.11 in (1020.3 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Last update 3 Mar 11:51 am CST
Extended Forecast for

Rosemont IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 40. Calm wind becoming north northeast around 5 mph.

    High: 40 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Northeast wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 3pm. Partly sunny, with a high near 45. East wind around 5 mph, with gusts as high as 10 mph.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, with thunderstorms also possible after 3am. Patchy fog after midnight. Otherwise, cloudy, with a low around 40. East northeast wind around 5 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers, mainly before noon. Patchy fog before 8am. High near 48. Northeast wind around 5 mph becoming northwest in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 80%.

    High: 48 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, then showers and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: A chance of showers before noon. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 40. Calm wind becoming north northeast around 5 mph.
Tonight
Mostly cloudy, with a low around 34. Northeast wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 45. East wind around 5 mph, with gusts as high as 10 mph.
Wednesday Night
Showers likely, with thunderstorms also possible after 3am. Patchy fog after midnight. Otherwise, cloudy, with a low around 40. East northeast wind around 5 mph. Chance of precipitation is 70%.
Thursday
Showers, mainly before noon. Patchy fog before 8am. High near 48. Northeast wind around 5 mph becoming northwest in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
Showers likely, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.
Friday Night
Showers likely, then showers and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53.
Saturday
A chance of showers before noon. Mostly cloudy, with a high near 62.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosemont IL
 41.97°N 87.87°W
Last Update:
12:21 pm CST Mar 3, 2026
Forecast Valid:
12pm CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
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