The National Weather Service said Tuesday a foot and more of snow was reported in lower elevations of West Virginia, where most towns and roads are. High elevations in the mountains were getting more than two feet.
More than 128,000 customers in West Virginia were without power.
Authorities closed more than 45 miles of Interstate 68 on either side of the West Virginia-Maryland state line because of blizzard conditions and stuck cars.
The State Highway Administration in Maryland says the higher elevations in the western state have gotten more than a foot of snow since Monday afternoon, and it was still snowing at 5 a.m. Tuesday.