Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Fair

40°F

4°C

Humidity	68%
Wind Speed	Calm
Barometer	30.16 in (1021.8 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Last update	23 Nov 10:53 pm CST

More Information:

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

Extended Forecast for

Summit IL

Tonight
Low: 36 °F
Partly Cloudy
Monday
High: 50 °F
Mostly Cloudy
Monday Night
Low: 46 °F
Rain Likely
Tuesday
High: 56 °F
Chance Rain
Tuesday Night
Low: 35 °F
Chance
Showers then
Slight Chance
Rain/Snow and
Breezy
Wednesday
High: 38 °F
Slight Chance
Snow Showers
and Breezy
Wednesday Night
Low: 25 °F
Mostly Cloudy
Thanksgiving Day
High: 33 °F
Mostly Sunny
Thursday Night
Low: 22 °F
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 36. South southwest wind around 5 mph.

Monday

Mostly cloudy, with a high near 50. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

Monday Night

Rain likely, mainly after 9pm. Cloudy, with a low around 46. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday

A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 56. Calm wind becoming southwest around 5 mph in the morning. Winds could gust as high as 10 mph.

Tuesday Night

A chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 35. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

Wednesday

A 20 percent chance of snow showers. Mostly cloudy, with a high near 38. Breezy.

Wednesday Night

Mostly cloudy, with a low around 25.

Thanksgiving Day

Mostly sunny, with a high near 33.

Thursday Night

Partly cloudy, with a low around 22.

Friday

Mostly sunny, with a high near 33.

Friday Night

A chance of snow. Mostly cloudy, with a low around 24.