The steadier, heavier precipitation arrives Tuesday night, mainly after 7pm from west to east.
But this storm - however much snow it dumps on us - is a one-two punch, ushering in frigid temperatures again.
A winter storm system bringing blizzard-like conditions across the Upper Midwest on Monday will dump wintry weather across parts of the Deep South and Northeast by midweek, creating treacherous travel conditions.
The low temperature in Minneapolis may fall to almost minus 25 Wednesday and Thursday mornings while wind chills could plummet to minus 50. Thursday and Friday will be brutally cold with lows in the single digits and wind chills around -15 degrees.
On Tuesday, the city is predicted to endure a high of 3 degrees in the day and a low of 19 degrees below zero at night, the weather service said.
In Chicago, the cold could break a decades-long record of -27 degrees, set in the 1980s, and still the coldest temperature ever recorded in the city. Chicago looks a few degrees above its record. And heavier snow is expected in the Upper Midwest and Great lakes, meaning "dangerous to impossible travel conditions". Lake effect snow continues through Thursday.
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The cold blast of air will reach the Big Bend and South Georgia, but not quite as cold as what the Midwest will be dealing with. Herscher received the least amount of snow, according to WMAQ, with just half an inch, and Waukegan received the most, with 7.3 inches. More than three dozen flights were canceled early Monday at Mitchell International Airport in Milwaukee County.
A winter storm pushing across the Upper Midwest is expected to dump more than a foot of snow in parts of Minnesota and Wisconsin.
The cold is said to be "life-threatening" and frostbite can set in on exposed skin in as little as five minutes.
It will come in as mainly snow but change over to rain in most of eastern MA overnight. The county's courts and nonessential services will be closed Monday.
The service reported that 6 inches of snow accumulated in Algonquin and 4.5 inches accumulated in the Bull Valley area overnight.
There is an 80 percent chance of rain during the day and a 50 percent after sunset Tuesday, which is when things could turn unsafe, says the National Weather Service.