The town's two rivers quickly filled the lagoon, and the overflow combined with the typhoon-maddened seas to form an immense tidal surge that inundated the coastal region.
巨大的雨量使得暴漲的北港溪與牛挑灣溪河水滾滾湧向樹苓湖，來不及疏洩到海的溪水，在強烈颱風的席捲下，形成了巨大海嘯，千軍萬馬般地倒灌至沿海地帶。