In Indiana, around zero degrees was likely, the map showed, with temperatures of around three degrees possible in Northern ...
A piece of the polar vortex spills into the Midwest, creating extreme cold for the Chicago area and northwest Indiana for the ...
A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.
A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.
The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the impending cold. It will bring extreme cold as far as the Deep South as we head into the start ...