A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

'Major disruption' has caused Arctic polar vortex to slide off North Pole, scientists say

Source: space
Source Link: https://www.space.com/the-universe/earth/major-disruption-has-caused-arctic-polar-vortex-to-slide-off-north-pole-scientists-say