The massive snowstorm sweeping across the Northeast has left at least 664,000 homes and businesses without electricity from Maine to Pennsylvania.
Officials say wet, heavy snow and high winds snapped power lines in eight states.
Massachusetts has been hardest hit, with more than 400,000 utility customers without power Saturday morning. Snow totals ranging from 17 to 28 inches have been reported across the state.
Fire officials in Quincy say power is out in most of the city.
More than 38 inches of snow and 82-mph wind gust have been reported in central Connecticut.
The power outages also are in New Hampshire, Rhode Island, New York and New Jersey.
New York's airports are digging out from under nearly a foot of snow and allowing some flights to land Saturday morning, while Boston's Logan Airport remains closed.
The Port Authority of New York & New Jersey says the first inbound passenger flight at John F. Kennedy International Airport landed at 9:30 a.m.
Airports in the Northeast shut down Friday afternoon as a snowstorm of potentially historic proportions blew in.
Logan Airport says it expects to reopen Saturday afternoon. Across the region, flights are expected to be back on close to normal schedules on Sunday.
Flight-tracking website FlightAware says airlines have canceled 5,368 flights due to the storm.
Meanwhile, Amtrak says the New York-Boston route will remain closed Saturday.