A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

The polar vortex is essentially a large area of low ... to its shifting patterns is crucial in mitigating its disruptive ...

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

Sudden stratospheric warming (SSW) is a fascinating yet perplexing weather phenomenon that has meteorologists scratching their heads. This natural event occurs high above the Earth’s ... Read more The ...

The cause of the week-long deep freeze? A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge the U.S., Canada, and parts of ...

Warm conditions across much of Europe are forecast to give way to periods of unseasonably cool temperatures and stormy ...

On March 9, the polar vortex wobbled and then snapped back the other way as mighty winds, suddenly shifting from the west to the east - something that typically happens once a year - usually in the ...

The polar vortex slid toward Europe in recent weeks, ushering in cooler temperatures to portions of Canada A significant disruption to the polar vortex over far Northern Canada will keep the ...

A polar vortex collapse has been forecast to hit within weeks. The weather phenomenon will hit in mid-March and will affect the United States and Canada predominantly. It will be the second ...

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 ...

Accuweather Senior Meteorologist Paul Pastelok says the March polar vortex disruption is one of the largest meteorologists have seen in a long time. A polar vortex is a large area of low pressure ...

As of March 16, average ice cover across the lakes was roughly 13.5%. Lake Superior was at 9.2%, and Lake Michigan was at 10.7%.