After a mild winter so far, extreme cold continues to impact Quebec. Temperatures will plunge into the low -30s, with ...

The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

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

Weather patterns are shifting across Atlantic Canada this week, bringing extreme cold and the possibility of snow. Find out what to expect and how these conditions will impact the region ...

A polar vortex will plunge Waterloo region, Guelph and Wellington County into a deep freeze until Wednesday, Environment Canada says. "Be prepared for very cold conditions. Temperatures may be colder ...

A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.

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

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

Next Tuesday and Wednesday are Weather Aware Days due to very cold conditions brought on by the polar vortex coupled with an ...