A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.

One of the key players in these dramatic shifts is something called the polar vortex. The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the ...

(AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south ... Classes were also canceled in Maryland, where Gov. Wes Moore declared ...

Answers as to why these strange temperatures and weather events are prevalent may be found in the polar vortex. The polar vortex is a large area of low pressure and cold air surrounding both of ...

This is a result of a phenomenon known as the polar vortex. “The polar vortex is just a spinning of the earth’s atmosphere higher up in the higher latitudes, the polar regions, and at about 20 ...

RELATED: What is the polar vortex? How it’s responsible for dangerous cold Much colder-than-normal temperatures will dominate across North America east of the Rockies next week, including severe cold ...

The polar vortex will soon elongate over North America with a dangerous cold moving into sections of Canada and the U.S. One of the most notable and widespread Arctic outbreaks that we have seen ...

It’s when the polar vortex sends arctic air into areas that don’t usually receive it that it can become dangerous. The polar vortex might be recently popular, but it is not new. It’s always ...