2008年常德市三次大暴雨天气过程对比分析
Contrast Analysis of the Three Heavy Rain Cases in Changde City in 2008
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摘要: 利用NCEP 1°×1°6 h再分析资料和常规观测资料以及加密雨量站、多普勒雷达等资料,对2008年5—8月常德市三次大暴雨过程的动力学和热力学结构特征进行了对比分析。结果表明,第一次过程是在位势不稳定条件下由强冷空气触发产生,第Abstract: In this paper,the dynamical and thermodynamic structure characteristics of the three heavy rain cases of Changde city in 2008 have been studied by combining NCEP reanalysis data,Observations,intensive rainfall ob