世界银行：斯里兰卡2025年迪特瓦飓风全球快速灾害损失评估（GRADE）报告（英文版）

Cyclone Ditwah passed over the east of Sri Lanka between November 27 and 29 before moving into the Bay of Bengal. Sustained winds of 65 km/h were recorded, and rainfall was intense, causing devastating flooding. This Global Rapid Post-Disaster Damage Estimation (GRADE) report provides a synopsis of the estimated direct physical damage in Sri Lanka due to the passage of Cyclone Ditwah. The report is based on a rapid and remote post-disaster damage assessment which follows the established GRADE