Reports: 4th nor’easter in 3 weeks yields snow day from DC to NYC, travel mayhem

This story is no longer being updated as of 4:30 p.m. EDT Wednesday. The new live reports story can be found here.

For the fourth time this month, a major nor'easter is tracking through the Northeast, packing roads with snow and prompting officials to cancel school across the region.

Two hundred accidents were reported around Baltimore by Tuesday afternoon, and two people were killed in a crash in Pennsylvania as snow covered roadways.

"Anyone from just north of Baltimore to Philadelphia, New York City and close to Boston may easily pick up 6-12 inches of snow with the storm with locally higher amounts," said AccuWeather Senior Storm Warning Meteorologist Rich Putnam.

Coastal impacts are also possible, although this storm is likely to cause more moderate flooding and beach erosion compared to earlier storms this month.

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4:35 p.m. EDT Wednesday:

Snow and ice have made travel treacherous even for road crews. Montgomery County fire said a snow plow overturned in Silver Spring, Md. at Briggs Chaney Road and Old Columbia Pike.

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4:25 p.m. EDT Wednesday:

Over 5,000 flights have been canceled across the United States today with a majority of the cancellations being at airports across the Northeast.

Some flights on Thursday at airports across the region are already beginning canceled, including at Newark Liberty International, Philadelphia International Airport, LaGuardia Airport and John F. Kennedy International Airport.

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3:50 p.m. EDT Wednesday:

New York City has received between 3 and 6 inches of snow, including more than 4.3 inches of snow in Central Park.

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2:36 p.m. EDT Wednesday:

The nor'easter is causing problems for travelers, airlines and airports across the Northeast.

Airlines canceled all remaining flights for Wednesday at LaGuardia Airport. At the Baltimore-Washingotn International Airport Delta Airlines ran out of de-icing fluid, pausing all departing flights until later Wednesday night, according to Fox45.

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2:12 p.m. EDT Wednesday:

Transportation companies across the Northeast have suspended service due to dangerous weather conditions. N.J. Transit bus service will be suspended at 3 p.m.

Greyhound has issued a weather alert for seven cities in the Northeast, including New York, Boston and Washington D.C.

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1:35 p.m. EDT Wednesday:

New York Gov. Andrew Cuomo has declared a state of emergency for New York City and surrounding counties.

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12:36 p.m. EDT Wednesday:

National Weather Service spotters report that New York City has received 3-4 inches of snow. Some of the highest snowfall totals reported by spotters thus far include 13.9 inches in Greencastle, Pennsylvania, and 13.2 inches of snow in Martinsburg, West Virginia.

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11:09 a.m. EDT Wednesday:

AccuWeather Meteorologists Bernie Rayno and Regina Miller are covering the mid-Atlantic snowstorm live from the AccuWeather Studios.

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10:55 a.m. EDT Wednesday:

The winter storm continues to disrupt air travel, having resulted in thousands of flight delays for planes arriving at or departing from airports in the Northeast, including Kennedy Airport.

According to FlightAware, Newark Liberty International Airport has had more than 800 incoming and outgoing flight cancellations.

Due to deteriorating conditions, New York Gov. Andrew Cuomo has announced a travel ban for tractor trailers on certain roads in the state and activated the State Emergency Operations Center.

In New Jersey, state police have responded to 27 motor vehicle crashes and 62 motorist aids since midnight on Wednesday.

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8:50 a.m. EDT Wednesday:

The Maryland State Police have now responded to more than 400 vehicle crashes since 8 a.m. Tuesday. State highway crews continue to treat the roads and officials are urging motorists to remain behind them at a safe distance.

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6:05 a.m. EDT Wednesday:

While it is currently raining in Philadelphia, a transition to snow is expected to occur in the next few hours. Snow has started falling in New York City as well, where about 590 flights have been canceled at Kennedy Airport alone.

Icy precipitation is coating surfaces in southern New Jersey, northern Delaware and eastern Maryland, which will lead to slowed and hazardous traffic on untreated roads later this morning.

Several inches of wet, heavy snow are expected to accumulate in these areas through Wednesday night.

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1:10 a.m. EDT Wednesday:

The city of Philadelphia has declared a snow emergency ahead of the incoming nor'easter beginning at 9 a.m. Wednesday. Snowfall totals in the city are expected to total 6-10 inches.

A period of heavy sleet in Concord, Virginia, lasted less than 30 minutes but created half an inch of accumulation. Accumulating sleet reportedly fell in Person County, North Carolina, while freezing rain accrued on surfaces across Baltimore County, Maryland.

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10:50 p.m. EDT Tuesday:

Major airports in the New York City area are staying ahead of the storm, preemptively canceling and rerouting flights.

Anyone planning travel through the area should check with their airline and review their travel plans.

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9:30 p.m. EDT Tuesday:

Classes have been canceled for all public schools in Baltimore and Washington, D.C., on Wednesday due to wintry weather and poor travel conditions.

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8:40 p.m. EDT Tuesday:

A multi-vehicle crash left two dead in Horsham, Pennsylvania, on Tuesday evening, according to NBC10. Wintry precipitation was falling in the area around the time of the accident, but it is unclear the weather played a role in the accident.

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8 p.m. EDT Tuesday:

A state of emergency has been declared in New Jersey in preparation for Wednesday's wintry weather.

The entire state is under a Winter Weather Warning with AccuWeather meteorologists expecting 6 to 12 inches of snow across a large swath of New Jersey.

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6:45 p.m. EDT Tuesday:

PennDOT is imposing travel restrictions on several major highways across Pennsylvania.

This ban includes empty straight CDL-weighted trucks, tractors hauling double trailers, tractors hauling empty trailers, trailers pulled by passenger vehicles and pick-up trucks, motorcycles and recreational vehicles and RVs.

These restrictions will remain in place until conditions improve as the storm departs.

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5:45 p.m. EDT Tuesday:

All public schools in New York City and Philadelphia will be closed on Wednesday due to the storm.

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5:15 p.m. EDT Tuesday:

Over 200 accidents have already occurred on roads around Baltimore, according to WJZ.

Dozens of flights have been canceled today at Baltimore Washington International Airport, with some airlines beginning to cancel flights at the airport scheduled for Wednesday.

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1:33 p.m. EDT Tuesday:

The University of Maryland, College Park announced it will close early Tuesday due to the snowstorm. Schools across the state have been dismissing early in anticipation of the storm.

Road conditions are beginning to deteriorate across the state.

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1:13 p.m. EDT Tuesday:

At least three major accidents have been reported on Interstate 83 around York, Pennsylvania.

This Pennsylvania Department of Transportation (PennDOT) image shows the snow-covered state route 31 near Laurel Ridge State Park in Somerset County.

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