An area stretching from Texas to Tennessee is bracing for an expected snowstorm even as some other parts of the U.S. hit by ...

Arctic air remains settled over southern Colorado on Wednesday with negative morning wind chills and freezing fog giving way to chilly afternoon sunshine. Another weak snowstorm arrives Thursday.

ROCHESTER, N.Y. — People across the country and the Rochester area are feeling the impact of the polar vortex. While the polar vortex typically stays in the Arctic, its jet stream could weaken in the ...

The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., threatening to dump snow on parts of Texas and Oklahoma in the coming days and ...

Schools in several states will remain closed on Wednesday after a winter storm brought over a foot of snow in some areas.

South Florida faces an Arctic blast and polar vortex. Will this cold snap lead to an ultimate measure of cold weather here?

A major winter storm began Saturday in the central U.S. and is forecast to move east over the next several days. Heavy snow with winds that could lead to blizzard conditions is expected in the Central ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit.

Winters are getting warmer across New England, that we know. So when we do get a frigid blast of subfreezing weather like ...