2000年汛期河南持续暴雨的天气形势和水汽分析

The analyze of the synoptic situation and the water vapor condition on the during rainstorm in flood season 2000 of Henan

通过对 2 0 0 0年 6月 2 3日～ 7月 15日河南省出现的 3次连续 3天以上的暴雨、大暴雨过程的降水特征、背景形势、影响系统和水汽条件等方面的分析 ,揭示了有利于连续性暴雨产生的水汽条件和两种环流背景场。

By analyzing the characteristic precipitation , synoptic situation, water vapor condition of the three time rainstorm lasted for over three days during 6/23-7/15 in 2000,it is shown that the two main circulation and water vapor condition which is in favor of the accrue of during rainstorm.