"Additional heavy snow is expected across interior portions of the Northeast, and especially northern New England with additional snowfall amounts of 12 to 18 inches expected".
PECO, Pennsylvania's largest electric utility, reported 120,000 outages by evening, about 6,000 of which were left over from last week.
But parts of New England will see heavy to moderate snow into Thursday morning, forecasters said.
More than 800,000 customers were without power in the Northeast, including some who have been without electricity since last Friday's destructive nor'easter.
"I basically took all my backpacking/camping gear out of the basement, and I'm just winter camping now", Danner said, according to CNN affiliate KYW.
At least 60 million Americans were in the storm's path, prompting plane, train and school cancellations across the Northeast.
Parts of NY and New England will continue to see snowfall at rates of 1 to 3 inches per hour into the overnight hours, forecasters said.
Wind gusts could create "near-whiteout conditions" for commuters, the National Weather Service said. "Seasonable weather is expected tonight through this weekend".
Steve Marchillo, a finance director at the University of Connecticut's Hartford branch, said he enjoyed the sight of heavily snow-laden trees on his way into work Thursday but they also made him nervous.
Pennsylvania Gov. Tom Wolf announced a state of emergency for several counties in preparation for the storm.
Former Trump campaign chief faces arraignment in Virginia
Manafort, once again, have nothing to do with Russian Federation and 2016 election interference/collusion", the statement said. The federal judge in Virginia set July 10 as the start of Manafort's trial.
The Northeastern Huskies women's basketball team showed their teamwork when their bus got stuck in the snow in Philadelphia.
In New Hampshire, Interstate 95 in Portsmouth was closed in both directions because of downed power lines, leaving traffic at a standstill for hours.
Accumulation varied wildly across short distances. By Thursday morning, 36 inches had fallen in Woodford, Vt., 32 inches in Clarksburg, Mass., 31 inches in Kinnelon, N.J., and 28 inches in Warren, Ct.
Gov. Andrew Cuomo deployed 400 National Guard troops to conduct wellness checks and assist with storm recovery.
Around lunchtime in parts of NY and New Jersey, long, loud rumbles of thunder crashed through the precipitation in the unusual condition known as thundersnow. Known as "thundersnow", it's snow paired with lightning and resulting thunder.
Around half of all United States scheduled flights were canceled at the three major airports serving New York City, according to the tracking service FlightAware.
Amtrak suspended or reduced some service in affected areas. New York City's Metro-North commuter railroad, which had suspended service on lines connecting the city to its northern suburbs and CT because of downed trees, restored partial service Thursday.
Another big storm next week?
Major flooding has also been reported along the New Jersey shore.
This week's storm was not forecast to have the hurricane-strength winds whipped up at times by the storm last week but forecasters say strong gusts of 97km/h and accumulated snow will still be enough to knock down more power lines. A European model, however, points to the system moving farther out over the Atlantic, having little or no impact on the Northeast.
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