Next Polar Vortex 2025 Path. This contains the colder air. When (and where) the 2025 polar vortex is expected to arrive, well, that remains a bit up in the air as forecasters work to firm up a timeline for when impacted regions can expect to see the temperatures drop.
Below is the polar vortex forecast image in the lower stratosphere at the 50mb pressure level (20km/12.5miles) in early january. La surveillance actuelle du vortex polaire montre un développement plus lent que d’habitude, ce qui laisse présager une saison hivernale 2024/2025 marquée par des perturbations possibles,.