The three-dimensional finite-difference Scheme proposed by Liu and Leendertse (1978) is employed to simulate the storm surge and current by the typhoon 8309 (Ellen, 1983) in the north-eastern part of the South China Sea.

• 本文采用Liu and Leendertse的三维有限差分格式,模拟了8309号台风在南海北部引起的风暴潮和风海流。