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

Spring may have technically sprung in the Northern Hemisphere, but the lingering impact of the collapsing polar vortex could ensure that chilly weather will stick around for a while longer across ...

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

Such a warming event can displace the polar vortex or split it in two, according to the Polar Vortex Blog. The polar vortex might not recover its strong west-to-east winds after the warming, which ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

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

But on occasion it can cause the vortex to split entirely in two. That, meteorologists warn, could lead to a cold spell that lasts weeks. “The polar vortex has been particularly strong and ...

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

He added: "When the Polar Vortex is disrupted - whether stretched, displaced, or split - it can, but does not always, impact this polar jet stream. The timing is uncertain for North America but ...

“When the Polar Vortex is disrupted - whether stretched, displaced, or split - it can, but does not always, impact this polar jet stream. “The timing is uncertain for North America but could ...