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

Winter hasn't even officially started, but parts of the country are already bracing for what could feel like the deep freeze ...

A fresh shot of Arctic air could bring the coldest air of the season for many this week, according to AccuWeather ...

The coldest air of the early winter season is blasting the eastern U.S. on Monday, with single-digit temperatures with ...

A rapidly intensifying bomb cyclone near Hudson Bay and polar vortex disruption are bringing freezing temperatures and ...

"Arctic air will bring near record cold temperatures and dangerous wind chills," the National Weather Service said.

Arctic wind patterns create a sort of wall around the pole that prevents frigid air from trickling southward. That wall that ...

Another brutally cold weekend is on the way as a piece of the Polar vortex dips out of the Arctic Circle, sending frigid air ...

Another round of bone-chilling air from the Polar Vortex is expected to invade the central and northeastern U.S. this weekend ...

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

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee this coming ...

The coldest air of the season is blanketing the Midwest, Northeast, and Southeast, with dangerous low temperatures. More than ...