陇东半干旱区一次特大暴雨事件的降水极端性分析
张君霞1,2(), 黄武斌2(), 杨秀梅2, 刘维成2, 周子涵2, 沙宏娥2
Analysis on precipitation extremity of a torrential rain event in semi-arid region of eastern Gansu
ZHANG Junxia1,2(), HUANG Wubin2(), YANG Xiumei2, LIU Weicheng2, ZHOU Zihan2, SHA Honge2

图5. 2022年7月14日20:00至15日20:00最大小时降水量(a,单位:mm)及其对总降水量的贡献率(b,单位:%)、建站以来最大小时降水量测站(c)分布和最大小时降水量站次数(d)

Fig.5. Spatial distribution of maximum hourly precipitation (a, Unit: mm) and its contribution rate to the total precipitation(b, Unit: %) and stations with maximum hourly precipitation since the establishment of station (c), and station numbers occurring maximum hourly precipitation (d) from 20:00 BST 14 to 20:00 BST 15 July 2022