A powerful Polar Vortex in the stratosphere brings frigid temperatures to US
The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
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The Polar Vortex Explained
You've likely heard the term "polar vortex" virtually every winter since it first entered into popular culture during a bitterly cold January a decade ago. The polar vortex is a whirling cone of ...
How climate instability may be disrupting the polar vortex
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
Where will it snow in the US? See where the polar vortex is set to make an icy impact
According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.