Polar Vortex 2024 Forecast Ny. Through the first quarter of 2024, we'll add the polar vortex and the potential for sudden stratospheric warmings (ssw) to the picture. A robust polar vortex would create a positive epo/nao combination and, thus, a very mild and dry weather pattern for much of the united states aside from the gulf coast.
Through the first quarter of 2024, we’ll add the polar vortex and the potential for sudden stratospheric warmings (ssw) to the picture. It sounds backward, but it turns out it’s after the polar vortex weakens, stretches or splits that winter weather over europe and north america could become more cold and snowy.