Residents in the Northeast and Midwest regions have both been told to prepare for the bad weather as separate storms roll in ...

Forecasters have warned that a rare weather event in the form of a polar vortex will bring snow and ice to millions as it ...

Scientists say a warming planet may have been responsible for a winter storm that dropped 10 inches of snow on Northwest ...

As the Arctic rapidly warms, the temperature difference between the polar region and lower latitudes decreases, which weakens ...

Nor has there been a “sudden stratospheric warming” event of the kind that sometimes fractures the stratospheric polar vortex in mid-winter ... However, the National Weather Service has reports of up ...

The National Weather Service calls for more above-freezing temperatures Saturday, expected to be mostly sunny with a high ...

New Jersey should see temperatures rise this weekend after a week-long polar vortex called "the coldest week of the year" by ...

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 ...

An Arctic polar vortex has brought freezing temperatures and frigid winds to millions across the country this winter.

A strong polar vortex is expected to keep cold air in Canada and the northwest U.S. in February, March and April, according ...

The National Weather Service says Mobile got 7.5 inches of snow on Tuesday, 2.5 inches more than the previous record set all ...

A group of Canada geese were gathered on the frozen water of the Ohio River near New Cumberland Thursday afternoon. According ...