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

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

A severe winter storm sweeping across the central and eastern U.S. in late January 2026 is threatening states from Texas to ...

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

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.

A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. In an early sign of the winter weather that's coming, the dreaded polar vortex is making news yet again. The polar vortex is ...

High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to ...

When the polar vortex breaks, Artic air come south. Here's what to know right now.