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

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

A polar vortex is a large area of low pressure and cold air which spins over the North and South poles, according to a ...

Definition: The polar vortex is a flow of wind aloft that is always present above the cold, North and South Pole areas. In the Northern Hemisphere […] WOWK Charleston ...

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

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

The polar vortex is a long-established weather term, but as it has become mainstream, the public's understanding of it is somewhat different than its actual definition. The polar vortex is a large ...

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...

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 is a large area of low pressure and cold air which spins over the North and South poles, according to a definition by the NWS. While the vortex is always present near the poles ...