The long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...

The weather flow is gradually changing now and as we head into early February. Our storm systems will come from the west and ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

A disruption in the polar vortex is about to send an Arctic air mass from Siberia as far south as Florida. Yes, Siberia—and ...

Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...