After a mild winter so far, extreme cold is about to hit Quebec. Temperatures will plunge into the low -30s, with Montreal ...

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

Much of the U.S. from the Rockies into the Northern Plains will see colder than normal temperatures starting Sunday into the ...

Very cold arctic air will interact with several systems to bring chances of freezing rain, sleet, and snow ...

The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

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

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

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

Parts of Mississippi can expect snow, below-freezing temperatures, lows in the teens next week. Know how to prep your home, ...

The temperature is predicted to be around 22 degrees during the swearing-in, the coldest since Ronald Reagan’s second ...

This blast of cold weather is due to activity of the polar vortex.