Three separate rounds of Arctic air have already swept across the central and eastern United States through mid-December, ...

Srirupa Chatterjee holds her hood as she crosses a street Sunday, Jan. 5, 2014, in St. Louis. Heavy snow continues to fall Sunday with forecasters calling for up to a foot (30 centimeters) in eastern ...

Canada recorded its coldest temperatures in years this week, with all 10 million kilometers of the country going below freezing at the same time. Meteorologist Tyler Hamilton reported on Wednesday ...

A polar vortex collapse is set to strike in mid-March, bringing severe winter weather and major travel disruptions across the ...

A polar vortex collapse is predicted to bring severe winter-like weather to parts of Canada and the US around the middle of this month. This same weather event affected several regions across North ...

Some places in Canada have seen, or are set to see, wind chills as low as -50 this week, as the effects of the polar vortex shoots frigid, Arctic air southward and eastward. With winter around the ...

The “polar vortex” weather system blasting Canada and the U.S. with extreme cold has disrupted infrastructure and threatened crops and cattle. But economists say they don’t expect to see a lasting ...

One polar vortex is chilling enough — but Central and Eastern Canada are set to feel the force of a single phenomenon that just split into three. People living in Ontario and Quebec ought to brace for ...

FILE PHOTO: The city skyline is seen in drifting snow during the polar vortex in Buffalo, New York, US, January 2019. (REUTERS) A polar vortex collapse is expected to strike in mid-March, bringing ...