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

Europe may be in for another cold blast like the one that surprised forecasters and sent gas prices soaring last week, with the potential weakening of winds that keep frigid air confined to the Arctic ...

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

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

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

Winter threatens to roar back with a vengeance as a rip in the Polar Vortex sparks warnings for an imminent major cold blast.

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

Brits could face several inches of snow in the coming days according to shocking new weather maps, with forecasters also ...

An Arctic blast that began in the northern plains on Saturday spread bitter cold from the Rockies through the East Coast and ...

The big winter weather challenge has now come and gone in the form of last week’s polar vortex. The Eastern railroads got ...

The frigid January temperatures resulted in the coldest start to the year in over a decade. A preliminary look at temperature ...