Latest On Polar Vortex 2025. Early data shows that the polar vortex is likely to be weaker than normal in the winter of 2024/2025. It is “a large area of low pressure and cold air.
In its january to march 2025 outlook, the nws said polar vortex winds were expected to remain strong through january, meaning there was a low to medium (20 to 50 percent) chance of a modest cold. Accompanying the cold will be the.