Warm/monsoon season advects water vapor upwards in the stratosphere and the opposite happens during the cold season (vertical profile of stratospheric water vapor over Equator below). Hunga Tonga–Hunga Haʻapai put a stop to that by erupting during the cold/dry part of calendar. pic.twitter.com/CmafKQ3qGr

— Anthony Masiello (@antmasiello) August 24, 2022