广东水利水电Issue(4)：27-30,42,5.
河源市台风暴雨统计特征分析
Analysis of Statistical Characteristics of Typhoon Rainstorm in Heyuan City
摘要
Abstract
Using the data from Typhoon Almanac of China Meteorological Administration and daily precipitation data of 5 national meteorological stations in Heyuan City from 1991 to 2020,the statistical characteristics of typhoon rainstorm in Heyuan is summarized and analyzed.The results showed as follows:①During the 30 years from 1991 to 2020,there was a total of 40 typhoons landed between the area of the eastern part of Hainan and Fujian causing rainstorms in Heyuan,with an average of 1.3,and the maximum of 4;the average areal rainfall and the frequency of rainstorm decreases from south to north;rainstorms usually occur on the day of landing and the day after landing.②According to the he landing point,the typhoon rainstorm process in Heyuan could be classified into 4 categories:landing from eastern part of Hainan to the western part of Guangdong,landingin the area near Pearl River Estuary,landing in the eastern part of Guangdong,landing in Fujian,and the number of typhoons landing in eastern Guangdong causing rainstorm in Heyuan is the largest.③The rainstorms caused by typhoon landingin the area near Pearl River Estuary mostly happen in southern and northwestern part of Heyuan;typhoons landing in eastern Guangdong are most prone to cause citywide torrential rain,passing through Heyuan from south to north after landing.When the typhoon circulation passing through Heyuaneast to west after landing in Fujian,rainfall intensity in the northern part of Heyuan is stronger,with a longer impact time.关键词
气候学/河源/台风/暴雨/统计特征Key words
Climatology/Heyuan City/typhoon/rainstorm/statistical characteristics分类
大气科学引用本文复制引用
曾丹丹,彭瑨婧,黄旭辉,段海花,杨家军,单雪珂..河源市台风暴雨统计特征分析[J].广东水利水电,2025,(4):27-30,42,5.基金项目
河源市智能网格预报技术创新团队项目 （）
广东省气象局科学技术研究项目(编号:GRMC2021M21). （编号:GRMC2021M21）
