Winter is back with a vengeance.
Half the country is under extreme weather warnings going into the weekend, after an unusually warm and dry start to the winter season for most of Canada.
A polar vortex is sweeping in from the Arctic through the West, while a storm swirling up from Texas is wreaking havoc in the East, leaving millions of Canadians facing down snowstorms or severely cold temperatures.
“We’ve got really, really, really cold air coming down from the Arctic in the west. And then in the East, we have this really potent weather system that’s coming up from the south,” said Jesse
