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Exact date savage polar vortex set to wreak havoc as chilling weather update issued to 94m people
Forecasters have told homeowners to brace for a new ice storm after predicting that the polar vortex would 'split' off and ...
CBS News19d
What is the polar vortex and how does it impact weather?
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 ...