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.

Schools as far south as El Paso, Texas, closed due to a polar vortex that has brought historically low temperatures and ...

NORFOLK, Va. — A developing winter storm threatens to drop snow, sleet and freezing rain on parts of Texas, Oklahoma and ...

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 ...