| 云南临沧市3次罕见雨雪天气对比分析 |
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| 引用本文： | 郭萍,王亚莉,李成武,李金槐.云南临沧市3次罕见雨雪天气对比分析[J].甘肃气象,2009,27(1). |
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| 作者姓名： | 郭萍 王亚莉 李成武 李金槐 |
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| 作者单位： | 云南省临沧市气象局,云南,临沧,677000
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| 摘 要： | 利用MICAPS资料,对临沧市近年出现的3次罕见雨雪天气从环流特征、冷空气特点和物理量场进行分析,得出:3次雨雪天气过程都是在有利的天气形势背景下发生的,冷空气的强弱和水汽来源的不同,以及水汽通量散度、垂直速度和假相当位温分布的差异导致了雨雪过程降水量的不同.
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| 关 键 词： | 雨雪 环流特征 物理量 对比分析 |
Comparative Analysis on Three Rare Rainy and Snowy Weather in Lincang of Yunnan Province |
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| GUO Ping,WANG Yali,LI Chengwu,LI Jinhuai.Comparative Analysis on Three Rare Rainy and Snowy Weather in Lincang of Yunnan Province[J].Gansu Meteorology,2009,27(1). |
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| Authors: | GUO Ping WANG Yali LI Chengwu LI Jinhuai |
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| Institution: | Lincang Meteorological Bureau of Yunnan Province;Lincang 677000;China |
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| Abstract: | Based on the micaps data,the three rare rainy and snowy weather processes occurred on March 5 2005,February 1 2007 and January 27 2008 in Lincang of Yunnan province,were analyzed and compared from the circulation features,characteristics of cold air and physical quantity fields.Results showed that the three weather processes occurred in favorable weather situations,the strong or weak cold air and different water vapor sources,and different distribution of water-vapor flux divergence,vertical velocity and ps... |
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| Keywords: | rainy and snowy weather circulation characteristics physical quantity field comparative analysis |
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