Upcoming Polar Vortex 2025 Dates

Upcoming Polar Vortex 2025 Dates. A weaker polar vortex usually means a weaker jet stream, which. Polar vortex to start 2025:


Upcoming Polar Vortex 2025 Dates

We are currently in a positive nao, but there are strong signals in a weakening polar jet over the coming weeks, which will lead to pretty intense cold as early as november. The expanding october snow cover in the northern hemisphere suggests that the upcoming winter could feature more disrupted weather patterns due to a weakened polar.

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