A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge ...

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

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

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

Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.

A polar vortex collapse could bring cold weather to the UK later this month, the Met Office has warned. The weather ...

The polar vortex will be back in the news again soon, so how will it impact our weather? A split polar vortex brought on the ...

The polar vortex is area of fast-moving winds well above ... even though they probably won’t be quite as cold over time as the air generally warms,” Francis concluded. But when they do ...

This will be the 10th time this winter that the polar vortex - which keeps the coldest of Arctic air penned in at the top of the world - stretches like a rubber band to send some of that big chill ...

This will be the 10th time this winter that the polar vortex stretches like a rubber band to send some of that big chill ...

So what’s making conditions so frigid this time around? The answer lies with a similar suspect — the polar vortex — but in a different way than normal. The polar vortex is cyclical high ...