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.

Fair

37°F

3°C

Humidity 70%
Wind Speed Calm
Barometer 30.27 in (1025.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 20 Apr 1:51 am CDT
Extended Forecast for

Rosemont IL

Flood Warning until further notice
Frost Advisory until April 20, 09:00am
Click here for hazard details and duration
Flood Warning until further notice
Frost Advisory
  •  
    Flood Warning until further notice
    Frost Advisory until April 20, 09:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 33 °F

    Frost

  • Monday

    Monday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 55. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 55 °F

    Frost then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 50. West southwest wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 50 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Overnight
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. Calm wind.
Monday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 55. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 10 mph.
Monday Night
Mostly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 74. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 50. West southwest wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62.
Friday
Showers likely. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosemont IL
 41.97°N 87.87°W
Last Update:
1:41 am CDT Apr 20, 2026
Forecast Valid:
2am CDT Apr 20, 2026-6pm CDT Apr 26, 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