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 Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Drizzle Fog/Mist

46°F

8°C

Humidity	100%
Wind Speed	SE 7 mph
Barometer	29.73 in (1007.2 mb)
Dewpoint	46°F (8°C)
Visibility	1.25 mi
Wind Chill	42°F (6°C)
Last update	28 Dec 1:53 am CST

More Information:

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

Extended Forecast for

Westchester IL

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

Click here for hazard details and duration

Wind Advisory

Overnight
Low: 42 °F
Showers
Likely and
Areas Fog
Sunday
High: 56 °F
Showers and
Areas Fog
Sunday Night
Low: 20 °F
Cloudy and
Windy then
Snow Showers
Likely and
Very Windy
Monday
High: 25 °F
Snow Showers
Likely and
Windy
Monday Night
Low: 14 °F
Mostly Cloudy
and Blustery
then Partly
Cloudy
Tuesday
High: 28 °F
Partly Sunny
Tuesday Night
Low: 24 °F
Mostly Cloudy
Wednesday
High: 32 °F
Mostly Cloudy
Wednesday Night
Low: 16 °F
Chance Snow
then Mostly
Cloudy

Detailed Forecast

Overnight

Showers likely, mainly after 4am. Areas of fog. Otherwise, cloudy, with a low around 42. South southeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers and possibly a thunderstorm, mainly before 5pm, then a slight chance of showers and thunderstorms after 5pm. Areas of fog before noon. High near 56. Breezy, with a south wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Snow showers likely, mainly after 3am. Cloudy, with a low around 20. Wind chill values as low as 1. Very windy, with a west wind 25 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. 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. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Tuesday

Partly sunny, with a high near 28.

Tuesday Night

Mostly cloudy, with a low around 24.

Wednesday

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 23.