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

The cold temperatures are coming from a not uncommon expansion in the Polar Vortex, which are counter-clockwise rotating air ...

A mass of air called the polar vortex has escaped the Arctic and plunged southward. Some scientists see the fingerprints of ...

Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...

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

1 inch in New Orleans and 3.5 inches in Mandeville. The cold temperatures are coming from a not uncommon expansion in the polar vortex, which are counter-clockwise rotating air currents that ...

Warmer-than-normal temperatures in the Gulf of Mexico did not cause the record-setting snowfall, but the conditions may have been an ingredient to the unusual weather.

As a lifelong New Yorker, you’d think I’d be prepared whenever a polar vortex makes an unexpected ... Cities like New Orleans and Houston have seen historic snow. Since many of Us are ...

Unprecedented snowfall hits the U.S. South. Discover how this winter storm is setting new records and causing rare blizzard ...

It’s been warmer in Alaska than in three dozen other states. If someone asked you, “Where can I go in the United States to ...