This cold blast could be relatively short-lived, with a return to more typical wintry temperatures by later in December.

For folks who long for cold, the weeks after Thanksgiving might just be a tease for some intense Arctic cold that could ...

Cold temperatures are set to continue into the weekend, but New England will feel another icy blast of Arctic air Sunday ...

An Arctic blast is expected to bring below-average temperatures to the central U.S. and New England in late November and early December. A weakening polar vortex, influenced by a rare weather ...

Something unusual may be brewing in the stratosphere, and meteorologists say it could change the course of the winter forecast. The atmosphere is at a "critical juncture," and what happens in November ...

A rare split polar Vortex will plunge millions of Americans into freezing temperatures as it's set to blast powerful cold air across the country around Valentine's Day. Forecasters have warned of snow ...