Polar Vortex 2025 Predictions Canada

Polar Vortex 2025 Predictions Canada

Polar Vortex 2025 Predictions Canada. La niña events can lead to a more meridional (wavy) flow in the upper atmosphere, which can weaken the polar vortex. With strong pressure anomalies around the northern hemisphere, we are currently observing an unusually weak polar vortex in the stratosphere above the north pole.


Polar Vortex 2025 Predictions Canada

Winters with at least one polar vortex disruption/sudden stratospheric warming (ssw) are marked with a black outline (and years with two have two circles). But why does it matter?

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