Polar Vortex 2025 Predictions Canada. Experts estimate that the polar vortex will move into new england as a wintery mix immediately after new year's, whipping up some possibly significant storms along the east. The weather network meteorologist laura power has northern canadas 2024/2025 winter forecast.

When the polar vortex gets weaker, or breaks up, it unleashes cold air to the south. La niña tends to weaken the polar vortex.