Polar Vortex 2025 Michigan Forecast. A polar vortex could bring cold winds to much of the u.s. As we enter 2025, meteorologists are closely monitoring the polar vortex due to its potential to bring extreme cold and heavy snowfall across various regions of the u.s.

Pieces of the polar vortex are projected to swirl southward out of northern canada and into parts of 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.