The polar vortex, briefly explained: | Vox

Every winter, we monitor the behaviour of the polar vortex ♻️ What happens high above Antarctica in the stratosphere can influence things across the hemisphere! The vortex has generally been stronger than normal, but its configuration changed during August, which may be linked to our chilly temperatures 🐧 ...and another strong southerly is pushing up the South Island now! ❄️ During mid-spring, the vortex undergoes a process known as a "final warming", which describes its weakening and eventual

Check out NOAA Climate.Gov’s latest Polar Vortex Blog! Though parts of the US have been very cold and snowy, experts do not think there's much evidence that the polar vortex is the main driver of our winter weather so far this year. https://www.climate.gov/news-features/blogs/polar-vortex/cold-air-its-probably-not-polar-vortex | NOAA Office of Oceanic and Atmospheric Research

Polar Vortex and what it is. | Northeast Weather Alert.