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. Winter storm warnings issued by the National Weather Service are already in effect for parts of the Mid-Atlantic and will begin Sunday afternoon in New England.

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

The Arctic blast that is hitting the U.S. will sweep through parts of Texas with one forecaster predicting large snowfalls, and a map by Newsweek shows the hardest hit areas. A forecast shows "significant snow" across the southeast of the Lone Star State in the coming days,

Low pressure up in Canada to the East of the Hudson Bay has rain and snow associated with it spanning all the way down to the Gulf of Mexico. An introductory warm front brought us rain and snow this evening,