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

One of the key players in these dramatic shifts is something called the polar vortex. The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the ...

April 5, 2025 - By Laura Ciasto and Amy Butler - After spending much of the season with super strong wind speeds, the polar ...

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 ...

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

The polar vortex in the stratosphere broke up, which caused the movement of cold Arctic air towards southern latitudes, ...

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March. Currently, its remains are traveling eastward across Canada to the United States.

Several days into spring, wintry weather will linger as a cold air mass settles in.AccuWeather’s long-range experts say that a weakening polar vortex will bring unseasonably cool conditions by late ...

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

February 2022 was also characterized by an extremely strong stratospheric polar vortex—a large spinning mass of cold air in ...

A polar vortex is a large area of low pressure and ... Currently, the warm weather is anticipated to persist over the coming weeks. Meteorologists project a few rainy days ahead, which should ...