In this Friday, March 10, 2017 file photo, a woman walks through a winter snow storm in Philadelphia. On Saturday, March 11, 2017, meteorologists at the National Weather Service forecasted a blizzard watch for coastal regions including New York City and Boston for Monday night, March 13, 2017, into Tuesday and a winter storm watch for a larger area that includes much of New Jersey, Pennsylvania, upstate New York and New England.