Polar Vortex, Cold

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter ...
The U.S. is set to feel the impacts of an Arctic polar vortex next week, meteorologists have warned, with sub-zero ...
Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.
Harsh cold descended on the nation's midsection Monday as a polar vortex gripped the Rockies and Northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 17 ...
A burst of frigid air across the Midwest will pummel the US East next week, testing power grids and sending heating-fuel ...
Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...
More than 2,000 flights at major airports around New York and Washington, DC, were delayed on Sunday.
the polar vortex remains in place and strong, but it also just pulls and bends. Stretch outbreaks are usually slightly milder than the big polar escape events and often hit the United States ...
The latest in a repeated pattern of winter storms is taking direct aim at the East Coast where heavy snow and some ice is ...
Some of the coldest temperatures are expected in Montana, and avalanche warnings have been issued in Utah, Colorado and Washington.