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 ...

Finally, 2016 is coming to a close. And while there are certainly a few reasons to be happy about that after an exceptionally depressing year, with it comes the inevitable chill of winter weather ...

Much of the country is locked in a record-breaking freeze as relentless waves of cold air sweep down from the high latitudes ...

A polar vortex could bring the coldest January the U.S. has faced in years. National Weather Service experts told Newsweek that Americans can expect a colder-than-average start to the new year.

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.

The polar vortex is area of fast-moving winds well above the Earth’s surface and the jet stream that circle the Arctic during the Northern Hemisphere’s coldest months.

Shivering workers spent Thursday prepping the “2017” lights that will descend on Times Square on New Year’s Eve — as bundled-up New Yorkers endured the start of a two-day deep freeze ...

Multiple rounds of frigid, arctic air could sweep across the eastern half of U.S. in the coming weeks, ushering in an abnormally cold start to 2025.

Understanding the polar vortex Even as Arctic air is polar - coming from the north pole - the polar vortex lives in the stratosphere, about 10 to 30 miles above the Earth's surface.