Donald Trump announced the change to his plans on TruthSocial, pointing to a wind chill forecast by the National Weather ...

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

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

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

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

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

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

Some experts say the Frigid air that normally stays trapped in the Arctic escaping is happening more frequently because of a ...

Recent forecasts suggest some Americans might be getting a much-needed break from the freezing temperatures that have gripped ...

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

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

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