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

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

A "major disruption" has recently rocked the Arctic polar vortex, causing it to weaken and reverse direction from ...

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 upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

Researchers say a spinning mass of cold air in the stratosphere above the Arctic in 2022 made it up to three times more likely there would be intense storms in the UK and Ireland.

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 researchers wanted to understand how this strong stratospheric polar vortex (SPV ... compared to when the SPV is normal. Researchers said the signal for a strong SPV was evidence from ...

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

The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole (as its name suggests). It's a normal pattern that's stronger in the ...

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

Experts say the polar vortex will play a role in next week's cold snap. The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole (as ...