Polar Vortex Forecast 2025 24

Polar Vortex Forecast 2025 24. For the gefsv12 forecast issued on december 1, the winds at 60 degrees north (the mean location of the polar vortex) are forecast to remain stronger than normal for at least. Hit by the plunging polar.

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). A lobe of the polar vortex is going to swing through ontario just north of michigan.