A robust winter storm that coated highways in the Carolinas and Georgia with ice and knocked out energy to just about 200,000 clients headed early Monday into the Northeast, the place it was anticipated to depart a foot of snow or extra in some locations. The most important snowfall is anticipated in a single day.

The storm will doubtless transfer west of Washington, D.C. round midnight, after which north into Pennsylvania, northern New York State and Vermont, and touchdown in the province of Quebec by Monday night, stated Jim Connolly, a meteorologist with the National Weather Service.

In the South, the place some governors declared states of emergency, areas comparable to central Mississippi and central North Carolina had already obtained greater than 9 inches of snow, whereas parts of central South Carolina had as much as a half-inch of ice, the National Weather Service stated.

“This storm is going to be pretty significant in terms of generating travel impacts, outages and things of that nature,” stated Rich Otto, a meteorologist with the Weather Service.

Officials in the Northeast urged individuals to remain off the roads on Sunday evening, warning that the storm was anticipated to deliver as much as a foot of snow in some components, together with the Appalachians and upstate New York, and almost two ft in northwestern Pennsylvania.

Meteorologists stated that in components of the Northeast, the snow might fall at a fee of three inches an hour on Sunday night.

By Sunday night, the Washington space had already recorded some snow, and extra was on the approach, with totals of as much as four inches potential, in line with the National Weather Service.

Parts of upstate New York, together with Buffalo, had been underneath a winter storm warning, with the potential for snowfall quantities of as much as 20 inches and “significant blowing and drifting snow,” in line with the Weather Service.

“Overnight is going to be very unpredictable,” stated Gov. Kathy Hochul of New York. “And with the darkness and ice on the roads and high winds, this could be a very dangerous situation.”

Snow started falling in Buffalo on Sunday night and “widespread” accumulation will proceed by tomorrow afternoon and early night, stated Steven Welch, a meteorologist with the National Weather Service. He stated the heaviest snowfall is anticipated in a single day, from about 1 a.m. to dawn.

Most areas by the southern shore of Lake Ontario and west of Rochester will get no less than a foot of snow, Mr. Welch stated, including that the Niagara Frontier and the Buffalo space might see greater than 20 inches of snow.

The New York City space noticed some gentle snow on Sunday night, however with temperatures anticipated to rise above freezing, vital snowfall was not anticipated, stated David Stark, a meteorologist with the National Weather Service.

“It is going to be solidly a rain event overall for the New York City area,” Mr. Stark stated, including that wind gusts of as much as 50 miles per hour had been of larger concern than snow or rain.

A “gradual transition” from snow to a wintry combine after which rain, is anticipated in a single day, Mr. Connolly stated, including that the storm will wind down by tomorrow morning for the metro space.

Gov. Philip D. Murphy of New Jersey stated at a news conference that “things are going to be wet, windy and messy” as the storm barreled by the state on Sunday, with wind gusts of as much as 50 miles an hour battering the state into Monday morning.

By early Sunday afternoon, the storm had already had an impression in a number of Southern states.

In Georgia, about 27,000 clients had been with out energy on Sunday night, in line with PowerOutage.us, which aggregates information from utilities throughout the United States. South Carolina and North Carolina every had greater than 40,000 clients with out energy.

More than a quarter-inch of ice amassed in components of the Piedmont areas of North and South Carolina on Sunday, stated Frank Pereira, a meteorologist with the National Weather Service.

Gov. Roy Cooper of North Carolina warned residents at a information convention on Sunday to remain off the roads as a result of components of the state had obtained as much as a foot of snow.

“For today, the best way to avoid a car accident or getting stranded is to stay put,” he stated.

As of Sunday morning, there have been already 200 stories of crashes on account of the storm, stated Col. Freddy Johnson Jr., the commander of the State Highway Patrol.

“Travel is treacherous across much of our state,” Colonel Johnson stated.

Two 41-year-old South Carolina residents died in a automotive crash east of Raleigh, after driving off the highway into timber, The Associated Press reported. They had been pronounced lifeless at the scene.

The North Carolina officers stated on Twitter that “many North Carolinians could be without power in extremely low temperatures” on Sunday. Mr. Cooper stated a number of counties had been opening warming shelters.

In Kentucky, a portion of Interstate 75 in Laurel County was quickly shut down southbound. The Laurel County Fire Department stated in a Facebook post that snow and icy circumstances had induced a “major traffic backup” and that a number of companies had been working to assist stranded motorists.

The storm system additionally spawned two tornadoes in southwestern Florida on Sunday morning, the Weather Service stated. There had been no stories of deaths, local officials said.

Three individuals had been handled for minor accidents, and there was widespread harm, together with to 108 cellular properties in three parks in the Iona McGregor space of Fort Myers, Fla., stated Richard Rude, a meteorologist with the Weather Service in Tampa. About 200 individuals had been displaced, native officers stated.

Rodney Wynn, a meteorologist with the Weather Service in Tampa, Fla., stated it’s common for winter storm programs to trigger “severe weather outbreaks” in the South.

As the storm moved towards the Northeast on Sunday afternoon, it was anticipated to stay inland, that means cities nearer to the coast, from Washington to New York City and Boston, will primarily obtain heavy rain, Mr. Otto stated.

Significant flooding was potential in components of japanese Long Island and coastal New England on Sunday evening and into Monday morning, he stated.

By Sunday night, about 1,000 flights had been canceled in the affected states, in line with FlightAware.com, which tracks delays and cancellations throughout the nation.

Elsewhere in the South, northeastern Georgia and the Carolinas had been anticipated to bear the brunt of freezing precipitation on Sunday, meteorologists stated.

In Georgia, the Department of Public Safety reported a number of examples of drivers losing control on icy roadways, and officers said that highway circumstances would worsen by the day as robust wind gusts battered the state, hindering efforts to clear the highways.

Crews in South Carolina and Mississippi had been additionally engaged on Sunday morning to clear highways. Videos shared by the states’ transportation departments confirmed highways that had been coated by snow and virtually totally away from autos.

On Friday, Gov. Ralph S. Northam of Virginia and Gov. Brian Kemp of Georgia joined Mr. Cooper by declaring states of emergency.

Virginia transportation officers had been caught off guard this month when a storm stranded hundreds of drivers on Interstate 95 south of Washington.

As of Sunday night, the Virginia Department of Transportation stated I-95 was a “moderate condition,” with partial protection of snow and slush. With the potential for slick circumstances the division urged vacationers to say off roadways on Sunday evening.

Grace Ashford, Jesus Jiménez and Christine Chung contributed reporting.