Polar Vortex Forecast 2 2025. One of the most notable and widespread arctic. Winters with at least one polar vortex disruption/sudden stratospheric warming (ssw) are marked with a black outline (and years with two have two circles).
As the new year approaches—but what exactly is a polar vortex, and how could it affect the weather in 2025?. Prepare for the 2025 polar vortex bringing extreme cold and heavy snowfall across the u.s.