arctic blast, Polar vortex

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...
Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...
The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the cold. COLUMBUS, Ohio — ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
New York’s being hit by an arctic polar vortex, making temperatures drop hard overnight after a snow storm hit on Sunday.
Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...
Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said climatologist Barry Keim .