These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...
A polar vortex is going to bring very cold air to much of southern Ontario, including Waterloo region, Guelph and Wellington ...
A Siberian chill is on the horizon, threatening to plunge the U.S. into a deep freeze in parts of the east coast ...
As a slug of polar vortex-fueled arctic air overtakes the eastern two-thirds of the U.S. next week, a storm system could ...