The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media ...

The same storm forecast to bring feet of snow to the Sierra Nevada at midweek will gain strength when over the central United ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms ...

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

Winter isn't over just yet. A major shift in the weather pattern could have millions across the United States once again ...

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...

The term “polar vortex” usually refers to the gigantic ... An extended period of freezing temperatures could cause ruptured water pipes,” the National Weather Service warned Monday.

A polar vortex collapse is set to unleash harsh winter-like conditions across North America. A polar vortex is a large atmospheric region characterised by low pressure and cold air around either of ...

Every now and then, the jetstream can interfere with and nudge the polar vortex. This can cause the vortex to wobble. The jetstream can then pick up some of this frigid air and allow it to surge ...

That’s because the polar vortex doesn’t cause US cold air outbreaks but instead amplifies them, Jennifer Francis, a senior scientist at the Woodwell Climate Research Center said. The polar ...