Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Thunderstorm Light Rain Fog

54°F

12°C

Humidity	97%
Wind Speed	SE 3 mph
Barometer	29.52 in (1000.0 mb)
Dewpoint	53°F (12°C)
Visibility	0.25 mi
Last update	28 Dec 10:50 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Rosemont IL

Wind Advisory December 28, 06:00pm until December 29, 03:00pm

Click here for hazard details and duration

Wind Advisory

Today
High: 52 °F
Rain and
Areas Fog
Tonight
Low: 20 °F
Rain/Snow
Likely and
Very Windy
Monday
High: 25 °F
Snow Showers
Likely and
Windy
Monday Night
Low: 14 °F
Partly Cloudy
and Blustery
then Partly
Cloudy
Tuesday
High: 29 °F
Partly Sunny
Tuesday Night
Low: 24 °F
Mostly Cloudy
Wednesday
High: 32 °F
Mostly Cloudy
then Slight
Chance Snow
Wednesday Night
Low: 16 °F
Chance Snow
then Mostly
Cloudy
New Year's Day
High: 21 °F
Mostly Sunny

Detailed Forecast

Today

Rain and possibly a thunderstorm, mainly before 5pm, then a slight chance of rain and thunderstorms after 5pm. Areas of fog. High near 52. East wind 5 to 10 mph becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

A slight chance of rain showers before 9pm, then snow showers likely after midnight. Cloudy, with a low around 20. Wind chill values as low as 1. Very windy, with a west wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Monday

Snow showers likely before noon. Mostly cloudy, with a high near 25. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Monday Night

Partly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Tuesday

Partly sunny, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly cloudy, with a low around 24.

Wednesday

A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.

Wednesday Night

A chance of snow before midnight. Mostly cloudy, with a low around 16.

New Year's Day

Mostly sunny, with a high near 21.