现代农业科技Issue(19)：254-256,3.
盘锦地区冰雹天气特征分析
Analysis of Characteristics of Hail Weather in Panjin Region
迟春艳 1袁潮 1韩庆婷 1陈红磊 1张璐1
作者信息
- 1. 辽宁省盘锦市气象局,辽宁盘锦 124010
- 折叠
摘要
Abstract
Based on conventional meteorological observation and NCEP reanalysis data,this paper analyzed the 12 times hail weather process happened in Panjin during 2000 to 2014.The results were as follows:hail weather showed significant monthly variation,it concentrated in May to November,almost of which in October.Moreover,there were three main types of weather conditions occurred in hail:cold vortex,trough and westerly flow.According to the large-scale view of the weather situation,when the hail occurs,each layer had the dynamic coupling system,and the whole system was approximate vertical or leaned forward.The occurrence of hail weather didn' t need strong humidity conditions,Surface wind field,0 ℃ layer temperature,-20℃temperature,850 hPa and 500 hPa temperature differences and TT index of hail weather had good instruction significance.关键词
冰雹/天气类型/物理量参数/阈值/辽宁盘锦Key words
hail/weather conditions/physical parameters/threshold value/Panjin Liaoning分类
天文与地球科学引用本文复制引用
迟春艳,袁潮,韩庆婷,陈红磊,张璐..盘锦地区冰雹天气特征分析[J].现代农业科技,2015,(19):254-256,3.
