Next Polar Vortex February 2025. After that, the forecast average suggests the vortex will cease its. • the stratospheric polar vortex occurs at around 15 km to 50 km high.

People bear the cold in new york city, december 23, 2024. When (and where) the 2025 polar vortex is expected to arrive, well, that remains a bit up in the air as forecasters work to firm up a timeline for when impacted regions can expect to see the temperatures drop.