What causes a polar vortex to move south?Polar vortices:Polar vortices can also be referred to as circumpolar vortices. Polar vortices are areas of cold air that cover the north and south poles of the Earth. These areas of air slowly rotate in a vortex....
The polar vortex lives in the upper atmosphere and is located near the North Pole in the Arctic. January 1, 2025 Additional Live Streams Additional Live Streams Live ABC News Live Live House Ways and Means Committee marks up FY 2025 budget resolution ...
But just like when a top starts to slow down and wobble, the polar vortex can sometimes get out of balance. When it wobbles or weakens, chunks of that super cold air can spill out and slide south, making places like the United States suddenly feel bone-chillingly cold. WBZ-TV graphic ...
CHICAGO (CBS) —A chunk of the polar vortex is present in the Chicago area, bringing the coldest temperatures of the season with dangerous wind chills.The polar vortex is an ever-present, large area of low-pressure and frigid air surrounding the Earth's poles. While it exists in both the...
Winter was cancelled in Canada last year, but there is a major cold snap coming that will extend almost all the way to Mexico
That’s what happened in the infamous polar vortex of 2014. A tremendous high-pressure system over Greenland allowed for the jet stream to move south with a vortex in tow. Anybody who experienced the brutal weather, felt especially in the Chicagoland metropolitan area, had to live through tem...
Just two weeks after Santa Claus made his annual journey to points south, another visitor from the North Pole has arrived in the United States bringing record-breakingsubfreezing temperatures. A gigantic mass of swirling dense air known as a "polar vortex" has traveled from the Arctic, allowing...
What Is This Polar Vortex That Is Freezing the U.S.?Mark Fischetti
Troughs—sometimes called “lobes” of the polar vortex—are preferable if you’re not a fan of sustained frigid weather. These dips in upper-level winds tend to move along at a relatively steady clip, swooping in with cold temp...
During El Nino seasons, like this year, the Pacific subtropical jet stream tends to move southward and get longer, reaching further east. This tends to bring above-average rainfall to California and areas across the southern US, depending on how far south the jet stream dips, while more ...