Ice chunks could also be blown in from the ocean and wreak havoc on land.
The brutal conditions in the Northeast come one day after the same storm system brought wintry weather to the South. The National Weather Service said Atlantic City, N.J., could get up to 18 inches of snow.
Going dark - with no heat: More than 40,000 customers in Virginia and North Carolina had no power Thursday morning, according to provider Dominion Energy. There might be power outages, and traveling could be risky. Blizzard warnings have been issued for parts of Delaware; Virginia; Maryland; coastal New Jersey; Long Island, N.Y.; and coastal New England.
Airlines canceled more than 570 flights in the US on Wednesday and a whopping more than 2,500 flights for Thursday, according to flight tracking website FlightAware. Parts of NY state could see 5 to 9 inches on Thursday alone! And American Airlines has suspended all departures from Boston.
Finally, after one of the most intense cold spells of such duration on record in parts of New England - including Boston, temperatures are forecast to gradually thaw by early next week.
The wintry weather has been blamed for at least 14 deaths in the past few days, including four in North Carolina traffic accidents and three in Texas because of the cold.
Officials urged drivers to stay off the roads, saying too many people were getting their cars stuck.
Wind gusts of 60-70 miles per hour, strong enough to cause downed trees and power lines, were predicted in coastal New Jersey, eastern Long Island, N.Y., and coastal New England. The high in Burlington, Vermont, on Saturday may only be minus 5 degrees, he said.
"It can be very risky", Pydynowski said.
In pic: A person walks in the snow on King Street in Charleston, South Carolina.
No one was safe from the conditions, not even the New England Patriots, who were forced to fearless winds and snow to walk to practice. As far back as 1980, the term has been used within a meteorological case study published in the Monthly Weather Review journal.
Workers clear the early snow from Times Square in New York City, Jan. 4, 2018.
Boston could see minus 7 degree temperatures paired with about 12 inches of snow, forecasters said. A brutal winter storm dumped snow in Tallahassee, Fla., on Wednesday for the first time in almost three decades before slogging up the Atlantic coast and smacking Southern cities such as Savannah and Charleston, South Carolina, with a rare blast of snow and ice. Four people were reportedly killed in North and SC after their vehicles ran off roads. Amounts should drop sharply west of Fairfax and Montgomery counties, where some areas may not see any snow or just flurries.
Forecasters warned that conditions could worsen, especially in the north-east.
Fierce cold also is gripping much of the country from the Midwest to the East, including the Deep South.
The "bomb cyclone" may be coming to your neighborhood if you live on the East Coast. The National Oceanic and Atmospheric Administration notes the term "Bomb Cyclone" comes from the term "bombogenesis", which describes pressures that drop to at least 24 millibars over 24 hours.