What Is A Polar Vortex 2024 Predictions. This major warming status will be brief and. A weaker polar vortex usually means a weaker jet stream, which increases the chance of a more dynamic.
But thereafter, it may come down to what the polar vortex does โ and the jury is still out on that. In late march, the polar stratospheric winds returned to above 0 m/s, and forecasts show the winds staying above 0 m/s for much longer than 10 days, which means that the.