Colorado will see its coldest temperatures of the winter as a mass of cold air descends on the state from the Artic. But despite the bitter cold, this weather event is not a polarvortex.
The Arctic air mass will be in Colorado Friday afternoon, but the effects of the polarvortex won't be fully felt until after the sun goes down. Snow will come into the state's high country in ...
The polarvortex, a swirling mass of cold air located over the polar regions, is responsible for the impending cold. It will bring extreme cold as far as the Deep South as we head into the start ...