When the polar vortex gets weaker, or breaks up, it unleashes cold air to the south. People bear the cold in New York City, December 23, 2024. Temperatures will likely be below average throughout ...

NEW YORK CITY - As a wave of extreme cold grips the U.S. this weekend, many are wondering about the polar vortex – a phenomenon responsible for plunging temperatures and icy conditions.

But in reality, it's always been there and always will be there. The Polar Vortex is a circulation of very cold, polar air that normally resides up at the poles. Hence, the root of the word "polar ...

A polar vortex is a large area of low pressure and cold air that swirls around the Earth's poles, primarily in the stratosphere, creating a strong band of west-to-east winds. When this vortex ...

Much of the country will be hit with extreme low temperatures over the next week as a polar vortex sends cold air down from the North Pole. Real feel temperatures throughout the northeast ...

When the polar vortex is strong, it locks the cold air in the arctic. When the polar vortex gets weaker, or breaks up, it unleashes cold air to the south. Temperatures will likely be below average ...

An expanding polar vortex is expected to lower temperatures across the eastern half of the U.S., with the potential for record-breaking cold in January. Dangerously cold weather from the Arctic is ...

2 People Hospitalized, More Injured in Rare California Tornado A polar vortex is “a large area of low pressure and cold air” that can expand during the winter months, “sending cold air ...

Polar vortex to bring record-breaking cold to the US Heavy snowstorms expected in northeastern and central US Dangerous wind chills forecasted across southeastern US ...