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副高外围影响下遵义市区域性暴雨的高空形势场特征研究
作者姓名:杨熠  简茂球  谢和林
作者单位:遵义市气象局,中山大学大气科学学院,遵义市气象局
基金项目:遵义市气象局青年基金科研项目(QN[2017]03)西太平洋副高位置与黔北暴雨的相关性研究
摘    要:利用常规观测资料和NCEP1°×1°再分析资料,发现2007-2016年6~8月有8次区域性暴雨天气过程是由副高东退、引导高空槽东移的大尺度背景条件下,配合低层系统造成的,将其分类后得到三种类型:低涡槽型、高空槽气旋旋转型和高空槽低涡切变型;对每种类型的高空形势进行合成分析,找出了暴雨落区与高空系统、物理量配置之间的关系。

关 键 词:区域性暴雨  副高  高空系统  落区
收稿时间:2018/5/7 0:00:00
修稿时间:2018/8/10 0:00:00

Study On the Characteristics of High Altitude Situation of Regional Rainstorm in Zunyi
Authors:yangyi  jianmaoqiu and xiehelin
Abstract:By using conventional observation data and NCEP 1°×1°reanalysis data,there were eight regional rainstorms took place in the summer from 2007 to 2016, which were caused by high-level trough movement and the lower system.There were three types after classification: Low vortex groove type,high-level trough rotary type and high-level trough low vortex shear type.A synthetic analysis was performed for each type of high altitude system.The relationship between rainstorm zone and altitude system and physical quantity configuration was found out.
Keywords:regional rainstorms  subtropical high  high altitude system  rain fall area
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