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丽江机场2008年6月9日强对流天气过程分析
引用本文:杨靖新,潘娅婷.丽江机场2008年6月9日强对流天气过程分析[J].科技信息,2009(27):I0035-I0036.
作者姓名:杨靖新  潘娅婷
作者单位:丽江机场气象台;
摘    要:本文利用丽江机场2008年6月9目的雷达回波、卫星云图及MICAPS2.0资料,结合丽江机场特殊地型及天气特点对整个过程进行个例剖析。分析形势场、雷达回波及卫星云图等资料得出:500hpa高层的弱冷平流和低层700hpa辐合相配合以及丽江以南和川滇一带相对高湿区为此次强对流天气提供了有利动力条件和水汽条件,然而不利的水汽输送条件使得当日强对流天气持续时间较短。发展快而移动慢的小块云团、消散中的云块在有利的条件下再次聚合及正弧型指状回波的生成,造成此次强对流天气的发生。

关 键 词:丽江机场  圣火专机  强对流天气  正弧型指状回波

Analysis of Heavy Convective Weather Process Ensuring Special Plane of Olympic Flame at Lijiang Airport
YANG Jing-xin PAN Ya-ting.Analysis of Heavy Convective Weather Process Ensuring Special Plane of Olympic Flame at Lijiang Airport[J].Science,2009(27):I0035-I0036.
Authors:YANG Jing-xin PAN Ya-ting
Institution:Meteorological Station at Lijiang Airport;Lijiang Yunnan 674100
Abstract:In this paper, making use of materials of radar echo, satellite cloud picture and MICAPS 2.0 ensuring special plane of Olympic flame at Lijiang airport on the 9th June 2008, the whole weather process suited special terrain and weather characteristic of Lijiang airport was analyzed. Synoptic situation, forecast materials of physics, radar echo and satellite cloud picture were analyzed, found that the match of cold advection on 500hpa height level and convergence on 700hpa height level, and heavy convergence ...
Keywords:Lijiang airport  Special plane of flame  Heavy convective weather  Positive arc finger echo  
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