广西重大锋面暴雨天气过程的特征分析

Characteristics Analysis of Severe Frontal Rainstorm in Guangxi

对1970～2006年汛期（4～9月）发生在广西的重大锋面暴雨天气过程作一系统分析，得出汛期广西重大锋面暴雨过程的月际分布具有明显的“单峰型，”桂北锋面暴雨明显比桂南偏多。高空深槽型是锋面暴雨的主要类型，4～9月都有此型重大锋面暴雨的发生。

By means of analyzing the frontal rainstorm events in flood season in Guangxi, it is found that the significant frontal rainstorms are unimodal distribution. Frontal rainstorms in the north of Guangxi are more than in the south. The style of deep trough at upper is the main kind of the frontal rainstorm and they occurr from April to September.