A large and unexpected storm came barreling through the Northeast on Monday, threatening to drop more than a foot of snow in some places. Winter storm warnings remained in effect Monday night for parts of Pennsylvania, New York and West Virginia, according to the National Weather Service. Earlier in the day, Newfield, New York, was reporting 10 inches of snow, while Ridgebury, Pennsylvania, had 8 inches. More accumulation was expected, especially in higher elevations.