As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

A winter storm descending on the US is expected to deliver heavy snow and ice to more than 150 million people across roughly ...

What is polar vortex and how much snow is expected in US? A winter storm linked to polar vortex disruption has impacted ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

As a winter storm approaches Western North Carolina and other regions, here's what to know about deciphering forecaster terms ...

The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

The polar vortex will push Artic air south, and a severe winter storm could follow. How cold will it get in Louisiana?

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

Thanksgiving is less than a week away which means the fall season is nearing its ends. So that means cold weather is approaching and with it comes the weather pattern known as a polar vortex. But what ...