You've likely heard the term "polar vortex" virtually every winter since it first entered into popular culture during a bitterly cold January a decade ago. The polar vortex is a whirling cone of low ...

Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. You've likely heard the term "polar vortex ...

After Feb dumped a wave of unconditionally severe winter weather in the US, March is about to unleash those conditions again due to the polar vortex collapse. A man walks along an empty road during ...

After last month’s polar vortex collapse, a second one is expected to unleash freezing conditions across North America. With the winter weather phenomenon predictions eyeing a mid-March comeback, ...

It seems like you cannot mention cold weather in the fall and winter without coming across the phrase “polar vortex.” Meteorologists often refer to this weather element as a potential culprit behind ...

The coldest temperatures of the year are expected for much of Ontario on Monday and Tuesday. Frigid Arctic air is being pushed south thanks to the polar vortex. A.M. Headlines Newsletter ...

WASHINGTON (AP) — It might seem counterintuitive, but the dreaded polar vortex is bringing its icy grip to the Midwest thanks to a sudden blast of warm air in the Arctic. Get used to it. The polar ...