High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway.

The phrase "polar vortex" has captured public attention and is now often misused to describe short-term bouts of frigid weather.

However, recent trends have shown that a sudden stratospheric warming event is taking place. This means a rapid temperature ...

Dense fog shrouded the Alabama Gulf Coast on Thursday, November 20, reducing visibility to one nautical mile or less, ...

Drivers navigated flooded roadways across northern Texas early Thursday, November 20, after the National Weather Service (NWS ...

The phenomenon, known as a sudden stratospheric warming, it's "the largest type of disruption that occurs to the polar vortex ...

The phenomenon, known as a sudden stratospheric warming, it's "the largest type of disruption that occurs to the polar vortex ...

The cold temperatures — which might not reach Long Island — would be caused by a disruption in the polar vortex above the ...

A rare and powerful shift in the Arctic atmosphere is unfolding, prompting meteorologists to warn of an exceptionally cold ...

Temperatures could turn colder in Connecticut after Thanksgiving thanks to sudden stratospheric warming. Here's what that ...