January is about to get frightfully colder in parts of the US and it’s time for the first polar vortex of 2025. While such weather phenomena are common at times, the upcoming polar vortex ...

The Arctic polar vortex, as described by the National Weather Service (NWS), is a strong band of west-to-east winds that forms in the stratosphere, 10 to 30 miles above the North Pole, during winter.

Most of the US 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.

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. Selcuk Acar/Anadolu via Getty Images ...

A blast of arctic air from Canada has brought the season's coldest weather to most of the United States. The system, known as a polar vortex, is forecast to bring subzero temperatures to the ...

A graphic depicting the science behind a polar vortex. Forecasts suggest it will bring cold air to much of the U.S. in early 2025. NOAA. During winter in the Northern Hemisphere, the polar vortex ...

The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. he polar vortex of ultra-cold air usually spins around the North Pole, but it ...

WASHINGTON (AP) — The polar vortex hit its peak across much of America on Wednesday, with an icy grip that made Arctic Greenland seem like a toasty vacation spot in comparison. Even Mars has ...

A deadly polar vortex is hitting the US. ... parts of the U.S. are experiencing the 10th and coldest polar vortex ... It was the 18th month of the last 19 that the world hit or passed the ...

The Polar Vortex Brings Its Bitter Cold to the Southern US The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S.

The next round of bitter cold was set to envelop the southern U.S. on Tuesday, after the first significant winter storm of the year blasted a huge swath of the country with ice, snow and wind.