2003年7月上旬张家界特大暴雨山洪分析

Analysis of Heavy Rainfall and Mountain Torrent in Zhangjiajie, Hunan Province 8—10, July in 2003

对造成 2 0 0 3年 7月 8～ 1 0日张家界特大暴雨山洪的主要影响系统、物理量诊断场资料、多普勒雷达回波资料及自动气象站要素进行了分析 ,并重点分析了张家界特定的地形条件对降水的增幅作用及暴雨的夜发特征 ,为湘西北的暴雨山洪预报提供了一些有益的启示。

The information of the heavy rainfall and mountain torrent in Zhangjiajie,8—10 July 2003, such as the main influential system,the physical diagnosis field data,the data of Doppler radar echo and automatic weather stations,is analyzed. The primary emphasis is especially put on the favorable effect of special terrain and more night heavy rainfall in Zhangjiajie. It provides some helpful instructions for the forecast of rainfall and mountain torrent in the northwest of Hunan Province.