The storm dumped at as much as 3 feet of snow on Connecticut, paralyzing much of the state. The governor ordered all roads closed Saturday through midafternoon, and even emergency responders got stuck on highways.
Gov. Dannel P. Malloy said five deaths apparently were weather related, including a 73-year-old man who died when he fell while cleaning up in Danbury. The National Guard was brought in to help clear snow in New Haven, which got 34 inches. Snow totals were 32 inches in Manchester and 20 inches in Danbury.
The state's largest utility, Connecticut Light & Power, reported power failures affecting 38,000 homes and businesses. The figure dropped to 31,000 by late Saturday night.
Residents in coastal areas battered in October by Superstorm Sandy dug out from snow but faced no new flooding.
Portland set a record snowfall reading of 31.9 inches, the National Weather Service said, and blowing snow reduced visibility on the coast. The weather contributed to a fatal crash.
Vehicles, including state police cruisers, were stuck in the deep snow, state police said, warning that stranded drivers should expect long waits for tow trucks. About 12,000 homes and businesses lost power. Nearly all had their lights back on late Saturday night.
In Rangley, the weather didn't stop a massive snowmobile parade. Organizers said 157 snowmobiles showed for the event, which raised close to $7,000 for cystic fibrosis research.
However, Saturday's National Toboggan Championships races were postponed for a day.
Boston was blanketed in up to 2 feet of snow, falling short of the city's record of 27.6 inches set in 2003. In some communities just outside the city, totals were higher, including 30 inches in Quincy and Framingham.
An 11-year-old boy died of carbon monoxide poisoning after being overcome as he sat in a running car to keep warm, while his father was shoveling snow to get the car out of a snow bank in Boston's Dorchester neighborhood.
Public transit in the city was suspended, and Logan Airport was closed.
More than 400,000 customers lost power in the state, and some were warned to expect the outages to last for days. Crews whittled the total down to about 308,000 by late Saturday night. NStar said in many areas it was too dangerous to send in crews. National Guard troops were helping evacuate coastal areas where there was some flooding.
The state enforced its first travel ban on roads since the Blizzard of '78, a ferocious storm that dropped 27 inches of snow, packed hurricane-force winds and claimed dozens of lives. State police credited the travel ban, which was being lifted late afternoon Saturday, with only 30 drivers needing to be rescued.
The Pilgrim Nuclear Power Plant in Plymouth shut down after losing off-site power. There's no threat to public safety, authorities said.
In heavily Catholic Boston, the archdiocese urged parishioners to be prudent and reminded them that, under church law, the requirement to attend Sunday Mass "does not apply when there is grave difficulty in fulfilling this obligation."
The Boston Bruins postponed their Saturday game against the Tampa Bay Lightning.
Saturday morning's high tide sent waves crashing into closed roads along the seacoast, local police said, but there were no reports of significant damage.
Hampton Police say parts of Ocean Boulevard and a few other streets close to the beach were closed.
Elsewhere, snow plows were busy but many drivers appeared to heed Gov. Maggie Hassan's warning to stay off the roads until at least midafternoon. In Concord, plow driver Jim Pierce said road conditions were awful, and while the fluffy consistency of the snow made it relatively easy to push around, the sheer volume made it a challenge.
Both Seabrook and East Hampstead saw 26 inches of snow. There were only a few hundred power outages statewide.
The state was spared the worst of the storm, and the highest snowfalls were spread across northern New Jersey, where River Vale got 15 inches, the National Weather Service reported.
Bus and train service that was suspended Friday night as the storm intensified was restored Saturday, and Newark Liberty Airport reopened Saturday morning after runways were closed overnight for snow removal. Hundreds of flights were canceled.
Flooding, seen on a massive scale during Superstorm Sandy, did not appear to cause major problems.
Officials say just a few thousand customers lost power during the storm, and nearly all had their service restored by early Saturday afternoon.
Police had to use snowmobiles to reach ambulances, fire trucks, police vehicles, some snowplow trucks and passenger vehicles stranded overnight on the Long Island Expressway. About 10,000 homes and businesses lost power on Long Island, which saw as much as 2½ feet of snow. The total for New York was down to about 6,000 by late Saturday night.
About a foot of snow fell New York City, which was "in great shape," Mayor Michael Bloomberg said. Plows had been out overnight and he said on track to have all streets cleared by the end of the day. The Staten Island neighborhoods hit hardest by Superstorm Sandy dodged another round of flooding.
Airports reopened Saturday. Amtrak said trains between New York and Boston were suspended Saturday but some trains would run Sunday.
Two deaths in the state were blamed on the storm. A 23-year-old man plowing his driveway with a farm tractor went off the edge of the road and was killed in Columbia County, police said. A 74-year-old was fatally struck by a car in Poughkeepsie; the driver said she lost control in the snowy conditions, police said.
Upstate, 10-12 inches of snow fell in the Hudson Valley and Adirondacks, 8 inches in Buffalo and a foot in Rochester.
At least 350 traffic collisions were reported in Toronto, and at least three people died in southern Ontario.
Many flights were canceled in Toronto, some of them because destination airports in the United States were closed by the snow.
An 80-year-old woman in Hamilton collapsed while shoveling her driveway, and two men were killed in car crashes, one of them in a multi-vehicle collision.
Residents were urged to stay off the roads to allow crews to clear up to 2 feet of snow. About 180,000 homes and businesses lost power, and utilities warned it could be out for days. The outage total was down to 129,000 by late Saturday night.
Most people appeared to heed the warnings in Providence, where typically busy streets were empty Saturday morning as the wind blew snow into drifts that buried cars and parking lots.
No accidents or injuries were reported on state highways, although dozens of cars got stuck in the snow, state police said.
T.F. Green Airport remained closed Saturday and all departing flights for the day were canceled.
Wind, not snow or tides, was the issue in Vermont. Ferry service between Charlotte, Vt., and Essex, N.Y., was closed Saturday because of the gusts. Parts of the state saw 10 inches of snow.
Sources: State and local authorities; AP reporting