The polar vortex hasn’t just been discovered; it has been around for as long as Earth has had an atmosphere. It’s a cold, swirling whirlpool of low pressure surrounding both o ...

The polar vortex has split and will drift into the Hudson Bay through next week with sustainable cold weather returning to ...

According to the Severe Weather Europe website—an online resource of global weather forecasts—a mass of cold air, spurred by the polar vortex, has been forecast to move over Canada and the northern ...

A week-long, polar vortex-related Arctic outbreak rivaling any seen so far this winter is slated to bring frigid conditions ...

It’s cold, it’s icy and it’s dreaded by Canadians across the country. It’s the polar vortex. Weather specialist Riley Laychuk breaks down what the polar vortex is and why it might not be as scary as ...