Polar vortex, Arctic blast

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 ...
New York’s being hit by an arctic polar vortex, making temperatures drop hard overnight after a snow storm hit on Sunday.
Here's the latest on the winter storm.A historic winter storm is poised to produce potentially record-breaking snows from ...
Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...
CLEVELAND, Ohio — Temperatures today and Saturday will reach the mid-30s in Northeast Ohio. Residents should make a point of ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...
Snow is expected to taper off around Denver by the early afternoon, while temperatures will remain well-below freezing ...