Red zones are predicted in New York, Kansas and Virginia as a winter storm continues to grow in the United States.

Winter weather lingers as a major shift in the weather pattern could have millions across the United States once again ...

A National Weather Service map shows what is forecast to be the coldest polar vortex in the US this winter (Picture: National Weather Service) The tenth and coldest polar vortex of the season is ...

How Alaska’s cold keeps ending up in the Lower 48 A few atmospheric factors — including the polar vortex — have come together to make the US the epicenter of cold this winter. One is a ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

At such a critical moment in US history, we need reporters on the ground ... Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after ...

the polar vortex remains in place and strong, but it also just pulls and bends. Stretch outbreaks are usually slightly milder than the big polar escape events and often hit the United States, not ...

A polar vortex collapse is set to send the mercury plunging as "extreme conditions" sweep across the US and Canada. The meteorological switch-up is set to develop by the middle of the month and ...