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

38°F

3°C

Humidity 86%
Wind Speed E 5 mph
Barometer 29.99 in (1016.0 mb)
Dewpoint 34°F (1°C)
Visibility 8.00 mi
Wind Chill34°F (1°C)
Last update 27 Dec 3:51 am CST
Extended Forecast for

Rosemont IL

  • Today

    Today: Cloudy, with a high near 43. Southeast wind 5 to 10 mph.

    High: 43 °F

    Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 3am. Patchy fog after midnight. Otherwise, cloudy, with a temperature rising to around 47 by 4am. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F⇑

    Slight Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 9am. Patchy fog before noon. High near 58. South southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 58 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 19. Wind chill values as low as 1. Windy, with a west wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Rain/Snow
    Likely and
    Windy

  • Monday

    Monday: A 50 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 26. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.

    High: 26 °F

    Windy. Chance
    Snow Showers
    then Slight
    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy, with a high near 43. Southeast wind 5 to 10 mph.
Tonight
Showers likely, mainly after 3am. Patchy fog after midnight. Otherwise, cloudy, with a temperature rising to around 47 by 4am. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, with thunderstorms also possible after 9am. Patchy fog before noon. High near 58. South southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 19. Wind chill values as low as 1. Windy, with a west wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 26. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.
Monday Night
Partly cloudy, with a low around 14. Blustery.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 31.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 11.
New Year's Day
Mostly sunny, with a high near 19.
Thursday Night
Mostly clear, with a low around 6.
Friday
Sunny, with a high near 21.
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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:
3:46 am CST Dec 27, 2025
Forecast Valid:
4am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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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