An unseasonably fierce polar vortex is sweeping across the United States, thrusting nearly twenty states into a deep freeze weeks ahead of schedule. As temperatures plunge 10 to 20 degrees Fahrenheit below normal,

A harsh drop in temperatures is being delivered to the eastern two thirds of the U.S. thanks to a polar vortex dipping down from the Arctic.

Next week’s pre-winter arctic plunge might be a sign of things to come for the Eastern U.S., as several key weather patterns will converge to bring early bone-chilling cold and potentially

The odds of extreme cold this winter in the US, Asia, and parts of Europe are climbing, threatening to boost energy bills for consumers. A deep freeze would likely mean higher prices for power and natural gas, adding to the cost burden for ratepayers as inflation remains stubbornly high.

Florida Fish and Wildlife Conservation Commission officials said iguanas can become either immobilized or sluggish when temperatures hit between 40 and 50 degrees. Longer cold snaps with overcast skies that prevent basking for warmth can be deadly as the paralyzed iguanas become easy prey to vultures, bobcats and coyotes.

A "shocking" Arctic blast – with temperatures more akin to mid-January than early November – is poised to overspread the eastern half of the U.S. starting around Nov. 8, sending tens of millions into an early deep freeze, USA TODAY reports.

Cold weather and snow on the way for some areas of the US, but how will global weather patterns - like a La Niña or polar vortex - factor into an early winter? FOX Weather digs into what Americans can

The forecast calls for cold weather across the central and eastern U.S., with temperatures 10-15 degrees below average, federal forecasters say.

Our first true shot of winter arrives late Sunday and spills into the first half of next week. I’m not talking about snow. Instead, a shot of Arctic air will plunge south into the United States from Canada and migrate east over New England.

The Arctic blast will be more typical of early December in the Berkshires, with nighttime snow showers Monday through Wednesday but nothing to shovel or plow.