摘要
2007年5月21日08时到22日08时岚县出现的强降水过程，24h雨量36．0mm，是1991年以后岚县5月下旬出现的雨量最大值，由于2007年3月-4月岚县已出现了4次小-中雨过程，这次过程的出现使得地表积水严重，对春播作物的生长带来不利影响。本文从天气形势、云图分析、物理量以及本站要素等方面进行了初步探讨，重点分析吕梁市春季出现强降雨的成因，以求得在县局预报此类天气的思路。
There was a heavy rainfall in Lanxian May 21, 2007 08 am to 08 pm on the 22nd. The precipitation was 36mm in 24 hours. It was maximum precipitation since 1991 in the end of May in Lanxian. It coursed serious surface water because there had been 4 times small to moderate precipitation since March to April 2007. So there was a negative impact on springsown crops. In this paper, there was a preliminary study in the weather situation, cloud image, physical variables and meteorological elements of this station and so on. The analysis focused on spring causes of heavy rainfall in Lvliang city. It was in order to achieve some idea in such a weather forecast.
出处
《山西气象》
2009年第1期8-10,共3页
Shanxi Meteorological Quarterly
关键词
春季强降水
影响系统
物理量
云图
Heavy precipitation in Spring
The impact of system
Physical variables
Cloud image
