Latest On Polar Vortex 2025. Three main surges of arctic. As the new year approaches—but what exactly is a polar vortex, and how could it affect the weather in 2025?.

Travelers will be taking to the roads and skies this week heading home after the holidays, but the weather could kick off the new year on a sour note due to an arctic blast. A polar vortex could bring cold winds to much of the u.s.