A sudden, dramatic shift in temperatures high in the atmosphere will dance with the La Niña weather pattern. There won't be a clear winner.

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to Iowa.

Buffalo and did support Kentucky's first snow of the season. However, the cold is unlikely to reach as far south as it did ...

Brace yourselves; winter is coming. "Polar vortex" may have been the weather catchphrase of last winter, but it's coming back and it's bringing snow and freezing temperatures along with it. While it ...

Wisconsin is in store for a warmer weekend, but could see a return of Arctic air around Thanksgiving as models suggest weakening in the polar vortex.

Hagers-Town Town and Country Almanack weather prognosticator Chad Merrill provides his prediction for how much snow the ...

After a brief warm up, we are once again facing a bitter cold weather pattern. Not only in the Gulf coast region, but across much of the United States. This shift is due to yet another dip in the ...

New York could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, ...

Swaths of central and eastern states have received much less snow than average over the past five winters – a trend that may ...

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 swirling ...