一次局地强降水过程的中尺度特征及预报难点分析

The Forecasting Difficulties and Mesoscale Characteristics of a Local Heavy Precipitation

摘要: 利用常规气象资料和客观物理量场、卫星云图、多普勒雷达回波产品资料,对2007年8月30日发生在宜昌市北部的强降水天气过程的中尺度特征和预报难点进行了分析。结果表明:(1)地面中尺度辐合线、中尺度对流云团是造成此次强降水的重要

Abstract: Based on the conventional observations,satellite cloud images and Doppler radar data,the mesoscale features and forecast keys of a heavy precipitation process occurring over north of Yichang on 30 August 2007 is