Polar Vortex 2025 Ohio Forecast. A negative nao is much more common in a la nina year than an el nino year, but especially in a neutral year, which we won’t be far from. Where to go for the best aurora views although it is possible to glimpse auroras from the u.s.

A westerly qbo phase often leads to: A stronger and more stable polar vortex, which can limit the southward movement of arctic air.