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

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

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 ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

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

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

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

It looks like it could get even colder heading into next week. Within the last decade, the phrase 'polar vortex' has become popularized in the weather world. In fact, you may have heard it getting ...

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