Much of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is keeping an area stretching from the Rocky

A polar vortex is about to impact the United States and deliver what the National Weather Service has described as “the coldest air of the season to date.” Meteorologists predict the surge of arctic air will push south through central and eastern portions of the U.S. to start the new year, according to the Weather Prediction Center.