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 ...

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

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

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

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

Much of the U.S. has seen a major dip in temperatures combined with winter storm conditions over the weekend, thanks to an expansion of the polar vortex—the area of cold air that circulates around the ...

Researchers note that February was also characterised by an extremely strong stratospheric polar vortex - a large spinning mass of cold air in the stratosphere around 15 miles above the Arctic ...

Devastating winter storms that led to deaths and power outages across the UK and Ireland were driven by an intense swirling vortex of winds miles above the Arctic, scientists have revealed. In ...

February 2022 was also characterised by an extremely strong stratospheric polar vortex - a large spinning mass of cold air in the stratosphere around 15 miles above the Arctic that is prominent during ...

A series of savage storms that ripped through the UK, leaving four dead, homes flooded and a million homes without power, were made more likely by a "polar vortex", scientists have claimed.

Studies show the fast-warming Arctic is partly to blame for the increasing frequency of the polar vortex extending its icy grip. School closings are expected to be widespread on Monday.