Understanding the Polar Vortex The polar vortex is essentially a large area of low pressure and cold air surrounding both of Earth’s poles. It constantly sits over the poles but expands in the ...

Polar vortex keeps much of the US in its icy grip By PATRICK WHITTLE and BRIAN WITTE The Associated Press, Updated January 6, 2025, 7:00 p.m.

The polar vortex is aways around - it just normally stays near the North Pole. But when it descends into our area, get ready for really cold weather.

In Kentucky's biggest city, Louisville, Hugh Ross used his shovel Monday to break sheets of ice that were covering his driveway.

A rare split polar Vortex will plunge millions of Americans into freezing temperatures as it's set to blast powerful cold air across the country around Valentine's Day.

In Kentucky’s biggest city, Louisville, Hugh Ross used his shovel Monday to break sheets of ice that were covering his driveway.

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this weekend.

A polar vortex moving across the eastern half of the United States is set to bring shockingly cold temps to New York City — along with a potential snowstorm.

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, making… ...

Polar vortex keeps much of the US in its icy grip Much of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is keeping an area stretching from ...