BOSTON (AP) — Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low ...

A polar vortex that has hit much of the U.S. with ice and snow has dealt a glancing blow to Florida, dropping coastal temperatures and causing the Sunshine State’s manatee popula ...

With much of the nation preparing for the impacts of a polar vortex, weather forecasters say Loudoun County can expect to see ...

Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.

A winter storm is sweeping into the Austin area on Monday evening and continuing into Tuesday morning, the National Weather Service said.

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

Florida's manatee population is seeking warmer waters due to a polar vortex, with many gathering near power plants. The species is still recovering from a mass starvation event.

Louisiana is forecasted to have a potential winter storm bringing a surge of cold air late Sunday into early next week.

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

Why herds of manatees are huddling in water near America's power plants - A polar vortex that has hit much of the U.S. in a ...