During Meiyu season of May-June 1987-1993, there were thirty-one cases of cyclone development to the leeside of the Tibetan Plateau that caused the southwesterly surges over southern China.

• 摘要本文选取1987-1993年春末夏初5、6月期间造成华中与华南地区西南风爆发的31个低压扰动个案，以探讨此种低压之结构与演变过程，这些低压可分为移动性和滞留性两类，其伴随之综观形势有相当明显的差异。