台风海豚在中国东部登陆，造成大规模人员撤离和严重水文灾害。浙江温州疏散超过90万人并开设1,500多个应急避难所[1]，福建转移98,900人[1]，上海市疏散215,600人[1]。综合各地撤离数据，此次防灾行动涉及超过100万人被转移到安全地点[1]。
上海市中心遭遇极端降雨，气象站录得150多年来最高的24小时降雨记录[1]。气象部门预报未来数日部分地区将出现200至400毫米降雨[1]，当局警告可能引发广泛洪水和山体滑坡。上海两个机场因此取消超过1,300班航班[1]。
台风于周一凌晨5时减弱为热带风暴[1]。在登陆中国前，台风曾扫过日本冲绳南部，造成6人受伤和超过50,000栋建筑停电[1]。
Typhoon Dolphin made landfall in eastern China, triggering the evacuation of more than one million people to safety [1]. The storm brought unprecedented rainfall to the region, with Shanghai's city center recording its highest 24-hour precipitation in more than 150 years [1].
Zhejiang Province bore the brunt of the disaster, with Wenzhou alone evacuating over 900,000 residents and opening more than 1,500 emergency shelters [1]. Fujian Province relocated approximately 98,900 people [1], while Shanghai evacuated 215,600 residents [1]. Forecasters warned that certain areas could experience between 200 and 400 millimeters of additional rainfall in the coming days, with authorities cautioning that widespread flooding and landslides were likely [1].
The typhoon weakened to a tropical storm by early Monday morning [1]. Flight operations were severely disrupted, with Shanghai's two airports canceling more than 1,300 flights [1]. Before striking China, Typhoon Dolphin passed through the southern Okinawa region of Japan, where it injured six people and left over 50,000 buildings without power [1].