Another brutally cold weekend is on the way as a piece of the Polar vortex dips out of the Arctic Circle, sending frigid air ...

The polar vortex phenomena is making this December much colder than average. Students should prepare themselves for changes ...

Get ready for a whiplash kind of day as a strong cold front is bringing freezing temperatures to parts of Texas. According to ...

A “polar vortex” is one of those weather terms that gets thrown around during winter outbreaks, but Bishop said it’s ...

Frigid Arctic air is pushing south into the United States, and fortunately, it doesn’t look like freezing temperatures will ...

A rare stratospheric warming event high above the Arctic could disrupt the polar vortex and send colder air toward Texas in the coming weeks.

Year-round, severe, artic air is usually kept tightly contained in the North Pole. Arctic wind patterns create a sort of wall ...

Cross-polar flow is a phenomenon that describes the movement of air over the North Pole. For U.S. context, this generally ...

As one blast of Arctic air pushes out to sea, already a new surge of cold air, driven by a breakdown of the polar vortex, is ...

A blast of polar vortex cold air is expected to hit parts of the country around Thanksgiving. What to expect in Tennessee.

For folks who long for cold, the weeks after Thanksgiving might just be a tease for some intense Arctic cold that could ...

How does a polar vortex form? It's a normal pattern that tends to contain the coldest weather close to the North Pole. A ...