The National Weather Service issued a winter storm warning at 9:21 a.m. on Sunday in effect until Monday at 9 a.m. for Westmoreland Ridges and Fayette Ridges.

Heavy snow is expected to blanket large portions of the Eastern U.S. while much of the country will endure dangerously cold temperatures in the coming days.

Another major winter storm is expected to slam portions of the central and eastern U.S. this week, with heavy snow and strong winds threatening to induce dangerous travel conditions, knock out power and ground flights, forecasters warned.