Polar Vortex 2025 Usa Time
Polar Vortex 2025 Usa Time. A strong/stable polar vortex usually means strong polar circulation and jet stream. The main hall is open till 11pm and reopens at 8am.
In contrast, a weak/disrupted polar vortex creates a weak jet stream pattern. 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.