Occurrences of coastal flash flooding events are not always associated with extreme events,
which are often responsible for the high wave activity and ensuing flooding along coastal
areas during the rough season. In the present study, the causative factors that led to a flash
flood event at Valiyathura, Thiruvananthapuram, located along the southern part of the SW
coast of India, during September 2018 have been investigated based on both field
observations and numerical model studies. Numerical simulations reveal the presence of …