近10年双辽市极端降水事件特征分析  

Characteristics of Extreme Precipitation Events in Shuangliao in Recent 10 Years

作　　者：蔡文香 卢万合[2] 张萌 赵倩竹 CAI Wen-xiang(Schpol of Mathematics,Jilin Normal University,Siping,Jilin 136000)

机构地区：[1]吉林师范大学数学学院,吉林四平136000 [2]吉林师范大学旅游与地理科学学院,吉林四平136000

出　　处：《农业灾害研究》2019年第6期97-98,共2页Journal of Agricultural Catastrophology

摘　　要：运用2008-2017年逐日降水量数据,对双辽市极端降水事件进行了分析。结果表明,近10年双辽市极端气候时间呈现逐步增长的趋势,其中第90百分位阈值下发生频次增长最为显著;极端降水事件主要发生在夏季,冬季没有发生,其中7月发生频次最高;连续性极端降水事件较少,其中2013年最多。Based on the daily precipitation data from 2008 to 2017,the extreme precipitation events in Shuangliao were analyzed. The results showed that the extreme weather time in Shuangliao had shown a trend of increasing gradually in the past 10 years,with the most significant increase under the 90 thpercentile threshold,and that the extreme precipitation events mainly occurred in summer but not in winter,with the highest frequency in July. And the number of continuous extreme precipitation events was low,with the highest in 2013.

关 键 词：极端降水事件 特征 双辽市 

分 类 号：P426.6[天文地球—大气科学及气象学]