Never before seen minimum temperatures in the Southern Hemisphere #polarvortex... with temperatures cold enough for PSC Type II formation a full month longer than average. pic.twitter.com/5UXkuypXc8— Dr. Amy H Butler (@DrAHButler) November 11, 2020
Never before seen minimum temperatures in the Southern Hemisphere #polarvortex... with temperatures cold enough for PSC Type II formation a full month longer than average. pic.twitter.com/5UXkuypXc8