Polar Vortex Forecast 2025 24. I have been describing the pv variability as “lather, rinse, repeat” and for the most part that seems to be true. Recent signals indicate the possibility of a block at high latitudes, with a strengthening of geopotential height anomalies over greenland and northern europe.

Stay tuned for updates and subscribe for more detailed forecasts! Conversely, a weakened polar vortex allows the cold air to.