Polar Vortex 2025 Predictions 2024
Polar Vortex 2025 Predictions 2024. A negative nao is much more common in a la nina year than. The weakest polar vortex years (dark green dots) occur in easterly qbo winters. Polar vortex weakening and weather impact: A stronger and more stable polar vortex, which can limit the southward movement of arctic air.