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

37°F

3°C

Humidity 73%
Wind Speed Calm
Barometer 30.04 in (1017.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 18 Mar 11:51 pm CDT
Extended Forecast for

Rosemont IL

  • Overnight

    Overnight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Mostly sunny, with a high near 50. West wind around 5 mph becoming east in the afternoon.

    High: 50 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. East wind 5 to 10 mph becoming south southwest after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 63 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. North northwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 33. Calm wind.
Thursday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 50. West wind around 5 mph becoming east in the afternoon.
Thursday Night
Mostly cloudy, with a low around 39. East wind 5 to 10 mph becoming south southwest after midnight.
Friday
Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 40. North northwest wind around 5 mph, with gusts as high as 10 mph.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rosemont IL
 41.97°N 87.87°W
Last Update:
9:46 pm CDT Mar 18, 2026
Forecast Valid:
12am CDT Mar 19, 2026-6pm CDT Mar 25, 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