Based on the historical surface synoptic maps for the period 1958-1989, the climatological analysis of the Altai lee cyclogenesis is presented.

• 用1958-1989年32年天气图资料分析了阿尔泰山背风坡气旋的气候特点,指出这是亚洲最大的背风坡温带气旋生成区。