Polar Vortex 2025 March Forecast. During the winter schedule the blog is updated once every week. We are starting to see that an unusually strong polar vortex in the.

The polar vortex strength, as measured by the speed of the winds around the 60n latitude circle and 10 hpa pressure level, remains stronger than average, and is currently. We are starting to see that an unusually strong polar vortex in the.