Boosting Effect of Tropical Cyclone “Fani” on the Onset of the South China Sea Summer Monsoon in 2019

Abstract

The late onset of the South China Sea (SCS) summer monsoon (SCSSM) has traditionally been attributed to El Niño events. However, the SCSSM built up around Pentad 26 in 2019, which was 10 days earlier than expected following the 2018/2019 El Niño event. The present study showed that the early onset of the SCSSM in 2019 could be ascribed to tropical cyclone (TC) Fani over the Bay of Bengal (BOB) from 27 April to 3 May 2019. Before the landfall in Pentad 24, the anomalous condensation heating released by the TC n…