The climate statistical characteristics of torrential rainfall events in Shijiazhuang are analyzed. Simultaneously,the historical weather maps of 59 typical cases are studied and the weather processes are divided into 8 types. The happening period and falling area for each type are also summed up. Furthermore,the typical system characteristics are discussed and the weather-type models are worked out,which can be overlapped on the weather map on the MICAPS platform,so to improve torrential rain prediction.