Polar Vortex 2025 Map Forecast. Forecasts suggest it will bring cold air to much of the u.s. The polar vortex will soon elongate over north america with a dangerous cold moving into sections of canada and the u.s.

For the gefsv12 forecast issued on 18 december 2024, the winds at 60 degrees north (the mean location of the polar vortex) are forecast to remain stronger than normal for at. Forecasts indicate that the arctic polar vortex will deliver frigid winds across large portions of the u.s.