Polar Vortex February 2025 Predictions Usa. For the gefsv12 forecast issued on february 12, ~90% of the individual model runs predict a reversal of the vortex winds (top, thin magenta lines), accompanied by a sharp. The polar vortex lives in the upper atmosphere and is located near the.
A strong polar vortex is expected to keep cold air in canada and the northwest u.s. The united states cold from the stratosphere;