Parts of Pennsylvania and New Jersey were expected to get as much as two inches of snow per hour, forecasters said. Officials cautioned against unnecessary travel through Sunday.
Air travel was slowly returning to normal, as thousands of homes and businesses remained without power. The powerful storm system moved on to New England, bringing heavy rains and floods.
The complex weather system barreled through a stretch from Georgia to New York, downing trees and power lines and leaving more than a million homes and businesses without power.