Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

16°F

-9°C

Humidity	54%
Wind Speed	SW 12 mph
Barometer	30.24 in (1026.9 mb)
Dewpoint	2°F (-17°C)
Visibility	10.00 mi
Wind Chill	3°F (-16°C)
Last update	20 Jan 3:51 pm CST

More Information:

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

Extended Forecast for

2 Miles NNW Winthrop Harbor IL

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm

Winter Weather Advisory January 20, 09:00pm until January 21, 06:00am

Click here for hazard details and duration

Extreme Cold Watch

Winter Weather Advisory

Tonight
Low: 14 °F
Snow
Wednesday
High: 26 °F
Snow Likely
then Slight
Chance Snow
Wednesday Night
Low: 10 °F
Snow Likely
then Mostly
Cloudy
Thursday
High: 18 °F
Mostly Sunny
Thursday Night
Low: -10 °F
Partly Cloudy
Friday
High: -3 °F
Slight Chance
Snow then
Mostly Sunny
Friday Night
Low: -9 °F
Mostly Cloudy
Saturday
High: 7 °F
Mostly Cloudy
then Slight
Chance Snow
Saturday Night
Low: 0 °F
Chance Snow

Detailed Forecast

Tonight

Snow, mainly after 11pm. Low around 14. South wind 5 to 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.

Wednesday

Snow likely before 9am, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 26. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly before 9pm. Mostly cloudy, with a low around 10. Wind chill values between -5 and 5. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Thursday

Mostly sunny, with a high near 18. Wind chill values between -5 and 5. West wind around 15 mph, with gusts as high as 30 mph.

Thursday Night

Partly cloudy, with a low around -10. Northwest wind around 15 mph.

Friday

A 20 percent chance of snow before noon. Mostly sunny and cold, with a high near -3. Northwest wind 10 to 15 mph.

Friday Night

Mostly cloudy, with a low around -9. Northwest wind around 10 mph.

Saturday

A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 7. Northwest wind 5 to 10 mph.

Saturday Night

A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 0.