A harsh drop in temperatures is being delivered to the eastern two thirds of the country thanks to a polar vortex dipping ...

According to meteorologists and climatologists, critical changes in two major atmospheric patterns—La Nina and the polar ...

A sudden, dramatic shift in temperatures high in the atmosphere will dance with the La Niña weather pattern. There won't be a clear winner.

The polar vortex is beginning to stir, signaling a gradual shift toward cooler fall weather in the northern U.S. Tennessee is expected to see mild temperatures through December, with the average first ...

The forecast calls for cold weather across the central and eastern U.S., with temperatures 10-15 degrees below average, ...

The polar vortex shot into public lexicon sometime around January 2014, after a notable outbreak of icy arctic air that ...

Bitingly cold Arctic air keeps pummeling the U.S. with ruthless cold snaps—despite warming winters nationwide. A study explains why: the solution lies far above your head, in the upper atmosphere ...

The UK is set to see temperatures plunge with lows of -7C in an icy blast where most of the country will be blanketed in snow caused by disruption to the Polar Vortex ...

The odds of extreme cold this winter in the US, Asia, and parts of Europe are climbing, threatening to boost energy bills for ...

Hayden Frank, a meteorologist with the National Weather Service, said a “strong cold front” will be moving through the East ...