Heavy snow blew through the mountains of the Northwest on Sunday. Parts of the Great Lakes region and the Northeast also reported snow.
A strong low pressure system was pushing through the Pacific Northwest into the northern and central Rockies.
Some areas of the higher Cascades of Oregon and Washington had received nearly a foot of snow since Saturday, with 13 inches reported at Santiam Pass in Oregon by midday.
Snow began falling across the central and northern Rockies during the afternoon, spreading through Idaho and northern Utah into most of Wyoming and Montana.
Wind gusted to 52 mph at Burley, Idaho.
Up to 18 inches of snow was possible by Monday morning at higher elevations of northern Utah. Scattered rain was possible at lower elevations.
Across the eastern Great Lakes region, light snow fell downwind of Lake Ontario and Lake Erie.
The disturbance was expected to move into the Northeast during the night, dragging light rain and snow showers across eastern Michigan, northeastern Ohio, western Pennsylvania and into upstate New York. Up to 6 inches of snow was possible in places.
South of the snow belt, light rain was expected to extend into northern West Virginia and northern Virginia.
Sunday’s temperature extremes around the Lower 48 states ranged from a morning low of 2 at International Falls, Minn., to an early afternoon reading of 83 at Imperial, Calif. The lowest wind chill was 25 below zero at Roseau, Minn.