The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.

It has been frigid not only in the Northeast but also throughout the central United States. An extreme cold warning is in ...

The polar vortex is not synonymous with cold snaps, but when it slides toward the United States, the polar jet stream can ...

The heaviest accumulations, possibly a foot (30.5 centimeters) or more, were expected in upstate New York and portions of ...

Funerals were held this week for two children who Detroit police said appeared to have frozen to death while they slept in a ...

Old Man Winter will begin to ease his icy grip on much of the central and eastern United States in the coming days and weeks, but there will still be some periodic outbursts from the Arctic, ...

Harsh weather moved west as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 10 people, includin ...

A significant meteorological event is poised to impact vast regions of the United States. The polar vortex, a large area of low pressure and cold air surrounding the Earth’s poles, is expected to ...

4 things changed overnight Here’s the forecast of the Polar Vortex lobe. It’s pretty easy to see why we will get really cold early next week. Most of us will be five to 10 degrees below zero ...

More than 100 people dove into the frigid, 38-degree waters of the Willamette Saturday morning in support of Special Olympics Oregon. Participants and spectators touted the annual Eugene Polar ...

Organizers say that this year, crews had to cut through 8 inches of ice, revealing 31-degree water for awaiting plungers. Some returning participants said that this was their first polar plunge ...