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.

Fog/Mist

47°F

8°C

Humidity 90%
Wind Speed Calm
Barometer 29.97 in (1015.1 mb)
Dewpoint 44°F (7°C)
Visibility 3.00 mi
Last update 5 Mar 12:51 pm CST
Extended Forecast for

Rosemont IL

Dense Fog Advisory March 5, 01:27pm until March 5, 03:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 5, 01:27pm until March 5, 03:00pm

    NOW until 3:00pm Thu

    Dense Fog Advisory

  • This Afternoon

    High: 47 °F

    Slight Chance
    Showers and
    Areas Dense
    Fog

  • Tonight

    Tonight: Widespread fog, mainly after midnight. Otherwise, cloudy, with a low around 42. Northeast wind around 5 mph becoming east southeast after midnight.

    Low: 42 °F

    Fog

  • Friday

    Friday: Showers and thunderstorms likely, mainly before noon. Widespread fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 69. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely and
    Fog then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 60. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    Low: 60 °F

    Breezy.
    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy, with a high near 61. Breezy, with a southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 61 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61. Breezy.

    High: 61 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 2pm. Areas of dense fog. Otherwise, mostly cloudy, with a high near 47. North wind around 5 mph.
Tonight
Widespread fog, mainly after midnight. Otherwise, cloudy, with a low around 42. Northeast wind around 5 mph becoming east southeast after midnight.
Friday
Showers and thunderstorms likely, mainly before noon. Widespread fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 69. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 60. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy, with a high near 61. Breezy, with a southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 61. Breezy.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Showers likely. Partly sunny, with a high near 70.
Tuesday Night
Showers. Mostly cloudy, with a low around 46.
Wednesday
A chance of showers. Mostly cloudy, with a high near 56.
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:
12:51 pm CST Mar 5, 2026
Forecast Valid:
1pm CST Mar 5, 2026-6pm CDT Mar 11, 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