AdvertisementParts of the Massachusetts island of Nantucket are underwater following a winter storm that lashed the Northeast with deep snow and gusts of wind close to hurricane force. Dangerous wind chills were expected to fall below zero across the region on Sunday after the storm dumped snow from Virginia to Maine. Forecasters had warned that conditions would get worse as the day goes on with more than 30 inches of snow in the forecast. Most flights into and out of the airports serving New York, Boston and Philadelphia were cancelled on Saturday, according to FlightAware. The large storm hit a substantial portion of the East Coast of the United StatesPedestrians cross the street in Midtown during a Nor'easter storm in New York City.