- A polar vortex is hitting Toronto. From your home’s water pipes to preventing frostbite, here’s how to stay safe Toronto Star
- Extreme cold warnings issued for parts of eastern Ontario CBC.ca
- Frigid temperatures in Toronto as polar vortex sets in CP24
- Extreme cold warning issued for northern Alberta, stagnant air advisory for Edmonton CTV News
- Arctic blast sends temperatures tumbling in Ontario, sets off lake-effect snow The Weather Network
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