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Consecutive Extreme Flooding And Heat Wave In Japan: Are They Becoming A Norm?, Shih-Yu Simon Wang, Hyungjun Kim, Dim Coumou, Jin-Ho Yoon, Lin Zhao, Robert R. Gillies

Plants, Soils, and Climate Faculty Publications

In July 2018, Japan experienced two contrasting, yet consecutive, extreme events: a devastating flood in early July followed by unprecedented heat waves a week later. Death tolls from these two extreme events combined exceeded 300, accompanying tremendous economic losses (BBC: July 24, 2018; AP: July 30, 2018). Meteorological analysis on these 2018 events quickly emerged (JMA-TCC, 2018; Kotsuki et al., 2019; Tsuguti et al., 2019), highlighting several compound factors: a strengthened subtropical anticyclone, a deepened synoptic trough, and Typhoon Prapiroon that collectively enhanced the Baiu rainband (the Japanese summer monsoon), fostering heavy precipitation. The comprehensive study of these events, conducted …