Polar Vortex 2025 Predictions Usa. This contains the colder air into the arctic circle, creating milder conditions for. The weakest polar vortex years (dark green dots) occur in easterly qbo winters.

With a stratospheric warming event expected to develop, we currently see a rapid breakdown of the polar vortex and a cold weather pattern change across the united states in. A stronger and more stable polar vortex, which can limit the southward movement of arctic air.