Most of the tri-state was scheduled to be under a winter storm warning by the afternoon, when conditions pick up and heavy snow bands could drop as much as an inch of snow per hour. For some, it’ll be the most snow in nearly three years.

The snow is likely to fall on Sunday from the Appalachians to New England. New York City may see its largest snowfall in years.

Storm Demi is forecast to bring snow to some of the nation’s largest cities, including Washington D.C., New York, and Boston, on Sunday. The winter storm will also usher in cold temperatures in its wake.