A polar vortex collapse is expected over the next two weeks, potentially bringing cold air and snow to North America, according to The Guardian. It could be the final vortex collapse of the season.

The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...

Polar Vortex collapse set to send temperatures plunging in the US and Canada - The weather event could unleash extreme winter ...

There is a sudden warming about to happen high up in the atmosphere. This warming usually affects the Polar Vortex.

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

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

The polar vortex is area of fast-moving winds well above the Earth’s surface and the jet stream that circle the Arctic during the Northern Hemisphere’s coldest months. When it’s strong ...

A polar vortex is a ‘large area of low pressure and cold air surrounding both of the Earth’s poles’ that ‘ALWAYS exists near ...

During the winter, the polar vortex can strengthen and weaken - and even reverse direction - which has effects on the weather ...