A polar vortex settled over New York City and New Jersey following Sunday’s snowstorm, PIX11 meteorologists say. A polar vortex is a large area of low pressure and cold air that always exists ...

Data from a polar vortex splitting during 2002’s Southern Hemisphere sudden warming event helps expand models to accommodate ...

(AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped ... The warnings extended to New Jersey into early Tuesday. At the storied Calumet ...

Blizzard warnings are up for coastal New Jersey and Long Island ... the Northeast with near blizzard conditions and full-on polar vortex-related cold, while bringing historic snows to the Southeast.

It is not, however, the second coming of a polar vortex, a phrase the National Weather Service's Chicago office tweeted earlier this week to describe the upcoming sweater weather. They quickly ...