As more Arctic air masses flow into the WOWK-TV region, you have undoubtedly heard the term “Polar Vortex” brought up in the conversation. But what is it? Definition: The polar vortex is a flow of wind aloft that is always present above the cold,

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies in its frigid grip,

The polar vortex of ultra-cold air usually spins around ... Hundreds of car accidents were reported in Virginia, Indiana, Kansas and Kentucky, where a state trooper was treated for non-life ...

The coldest temperatures of the winter so far are expected in West Virginia over the next few days as what some are calling a "polar vortex" continues to impact the state's weather.

Frigid air that escaped the Arctic is plunging temperatures to subfreezing levels in some of the southernmost points of the U.S.

The polar vortex of ultra-cold air usually spins around ... Hundreds of car accidents were reported in Virginia, Indiana, Kansas and Kentucky, where a state trooper was treated for non-life ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.

Forecasters have released new details on timing and expected snowfall for Sunday's winter storm in Virginia. See the latest.

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into next week, impacting millions of Americans in nearly all of the contiguous states.

With the next Arctic Outbreak looming close, we take a dive into what the Polar Vortex is and how it will affect our area: THE MYTH: The "Polar Vortex" terminology only started becoming popular in the mid-2010's,