After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...

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

Parts of Massachusetts ... And, you know, that's consistent with these stretches because when the polar vortex stretches, the flow starts in Siberia and ends in the US.' The Rockies, northern ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.

with parts of southern Ontario potentially seeing more than 30 centimetres of accumulation. Toronto will also feel the impact of the polar vortex, with Tuesday's daytime high (yes, high ...