台风“温比亚”引发山东极端暴雨的锋生机制分析
高晓梅, 丛春华, 李峰, 王世杰, 侯启, 封雅琼

Analysis on the frontogenesis mechanism of an extreme rainstorm in Shandong Province caused by Typhoon “Rumbia”
GAO Xiaomei, CONG Chunhua, LI Feng, WANG Shijie, HOU Qi, FENG Yaqiong
图5 2018年8月18日20:00(a)、19日14:00(b)及20:00(c)、20日02:00(d)700 hPa切变变形锋生(蓝色虚线,单位:10-5s-1)、伸长变形锋生(红色实线,单位:10-5s-1)与散度(填色为散度小于-1×10-5s-1的区域,单位:10-5s-1)叠加
Fig.5 Superposition of 700 hPa shear deformation frontogenesis (blue dotted lines, Unit: 10-5s-1), elongation deformation frontogenesis (red solid lines, Unit: 10-5s-1) and divergence (the color shaded for divergence less than -1×10-5s-1, Unit: 10-5s-1) at 20:00 on 18 (a), 14:00 (b) and 20:00 (c) on 19, 02:00 on 20 (d), August 2018