In the latest bout of winter weather, a bomb cyclone could bring blizzard conditions to the Carolinas while freezing temperatures reach all the way to Florida

The Tar Heel State is gearing up for another round of winter weather this weekend.

A winter weather system moving through the eastern U.S. could reorganize into a strong coastal storm off the East Coast later this weekend.

They are responsible for producing heavy rain and snow, especially when pushed up against mountain ranges like the Cascades and Sierra Nevada. A well-known type of atmospheric river is called a "Pineapple Express" because it flows from the Hawaiian Islands.

Australia has always had heatwaves. But this week’s heatwave in southeastern Australia is something else. Temperatures in some inland towns in South Australia, New South Wales and Victoria were up to 20°C above average for the time of year,