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 once-in-a-generation snowstorm, tied to the polar vortex event across the Lower 48 states, was plastering the Gulf Coast ...

Erin Davis/Axios Visuals New Orleans is going to be frigid next week and the National Weather Service is even talking about ...

Snow totals were rivalling all-time records. Officials were urging residents to take precautions and stay off roads.

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

NEW ORLEANS -- The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar ...

Parts of the Gulf Coast measured a foot of snow on Tuesday. For many cities the totals obliterate long-standing snowfall ...

An urgent warning has been issued for 235 million Americans as a 'life-threatening' polar vortex will drop ... and Galveston in Texas as well as New Orleans and Alexandria in Louisiana.

A rare winter storm has turned the South into an unlikely winter wonderland this week, giving cities like New Orleans more ...

A winter storm that is expected to begin in Texas next week could end up bringing snow and ice to parts of Florida, but the ...