A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.

The NWS has issued storm and extreme cold warnings this weekend as powerful Arctic winds plunge temperatures nationwide.

A winter storm watch was issued by the National Weather Service on Sunday at 3:42 a.m. valid from Tuesday 6 a.m. until Wednesday 6 a.m. for Choctaw, Washington, Clarke, Wilcox, Monroe, Conecuh, Butler,

Winter storm warnings have been issued for parts of eight New Jersey counties where 5 to 8 inches of snow is expected to fall Sunday, with up to 10 inches possible in some spots. The warnings from the National Weather Service include Hunterdon,

The National Weather Service has issued winter storm warnings and winter weather advisories for 15 New Jersey counties.

On Sunday at 4:54 a.m. the National Weather Service issued an updated winter storm warning valid from 10 a.m. until Monday 1 a.m. for Bucks County.

On Sunday at 3:01 a.m. the National Weather Service issued a winter storm watch valid from Tuesday 6 a.m. until Wednesday 6 a.m. for Randolph, Sumter, Greene, Hale, Perry, Bibb, Chilton, Coosa, Tallapoosa,

On Saturday at 2:55 p.m. the National Weather Service issued a winter storm warning valid from Sunday 10 a.m. until Monday 1 a.m. for Northern Wayne and Southern Wayne as well as Lackawanna, Luzerne and Pike counties.

Winter Storm Demi could create hazardous travel conditions across the mid-Atlantic and Northeast through Sunday night as it delivers a quick round of snow to some of the country's largest cities, including from the Washington,

CHARLESTON, W.Va. — The National Weather Service has placed the southern and central mountains of West Virginia along with the eastern lowland counties under a Winter Storm Warning until 8 a.m. Monday. The snow forecast is for 3 to 6 inches.

Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the Northern Plains and unusual snow and ice in the Gulf Coast area.