A Sudden Stratospheric Warming could spark a "collapse of polar circulation", forecasters have said in a warning of an ...

New York City could see its first snow of the season on Tuesday as a powerful polar vortex sweeps across the eastern half of ...

The polar vortex usually sits over the Arctic but due to normal fluctuations with any weather phenomena, it will sink down ...

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 ...

A "shocking" Arctic blast – with temperatures more akin to mid-January than early November – is poised to overspread the ...

First freezes have chilled nearly half of Kansas so far this cold-weather season. The mercury had fallen to 32 degrees or lower by the end of the day Oct. 26 at 42 of the 93 Mesonet weather stations ...

A sharp change from the recent warm temperatures in Rhode Island, the National Weather Service has posted a freeze watch for the Providence area Thursday night into Friday morning, Oct. 9 – 10, as a ...

In an early sign of the winter weather that's coming, the dreaded polar vortex is making news yet again. The polar vortex is "ramping up from its summer slumber," said meteorologist Judah Cohen in an ...

The polar vortex is stirring up, with winter weather advisories in Alaska and freeze warnings in New York signaling the first signs of the changing fall weather in the US. With New Jersey's apple ...