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 ...

The polar vortex is expected to remain on the Canadian side of the North Pole, which will keep an abundant supply of Arctic ...

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 vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

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

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

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

The blast of cold that fueled record snowfall across Gulf Coast beaches last week was just the latest to transport frigid air that normally swirls above the North Pole to places much farther south ...

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 ...

As temperatures plunge below zero in the coming days, law enforcement agencies across the state and medical healthcare professionals are advising residents to exercise caution. Forecasters say tempera ...