A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

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A rush of Arctic air will overwhelm the weather pattern across North America starting this weekend, plunging Eastern Canada into some deep cold.

The intense cold snap about to settle over most of Canada and the U.S. has been dubbed a “polar vortex’, but Environment ...

A polar vortex is going to bring very cold air to much of southern Ontario, including Waterloo region, Guelph and Wellington ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

The coldest air of the season will sweep into the province this weekend, courtesy of a polar vortex. It has been a relatively ...

A rush of Arctic air will plunge parts of North America into bitter cold this weekend, bringing heavy snow, strong winds and ...

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...

The polar vortex will soon elongate over North America with a dangerous cold moving into sections of Canada and the U.S.

NEW ORLEANS (AP) — The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another ...