A combination of prolonged heavy monsoon rains and a tropical cyclone called Cyclone Senyar triggered widespread flash floods and landslides, especially on Sumatra island. Floodwaters overflowed rivers, inundated towns and villages, and destroyed infrastructure: roads, bridges, homes. According to disaster agencies, many regions — including in provinces like North Sumatra, West Sumatra, and Aceh — experienced severe flooding, with rivers bursting and entire communities submerged. --- 📍 Where It