But often during winter, the polar vortex will expand ... When the Houston Texans face off against the Chiefs in Kansas City on Saturday, they could play in temperatures in the single digits.

Kansas, Nebraska, Missouri and Iowa will have ... Obviously this isn’t the first polar vortex episode of the winter, but it looks to be the most severe.” A stretched polar vortex like ...

Kansas saw two deadly crashes over the weekend ... snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies in its frigid ...

more than 40 million people were under winter storm warnings while in areas of northeastern Kansas to north-central Missouri snowfall of up to 15 inches was observed. But the latest polar vortex ...

The polar vortex has taken on an unexpected pattern this winter — one that’s made part of the United States the most unusually cold place on the planet, at least so far this year. While the ...

Data from a polar vortex splitting during 2002’s Southern Hemisphere sudden warming event helps expand models to accommodate ...

Kansas, will face increasingly hazardous travel conditions, especially later in the day and overnight as wintry weather extends into the mid-Mississippi Valley. However, the polar vortex could ...

Those rumors came from a weather blog in north Texas that posted about the "polar vortex" a few days after Christmas. At the moment, there is no cold air outbreak in the forecast, even extended.

ANNAPOLIS, Md. (AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies ...