浙江西部梅汛期两次相似落区暴雨过程对比分析

沈晓玲, 潘灵杰, 左骏, 桑明慧, 章丽娜

Comparative analysis on two similar falling area rainstorms during Meiyu period in western Zhejiang Province

SHEN Xiaoling, PAN Lingjie, ZUO Jun, SANG Minghui, ZHANG Lina

图4 2020年6月2日08:00至3日20:00(a)、29日08:00至30日20:00(b)过暴雨中心(118°E,29°N)的风场时间-高度剖面(风矢及蓝线,单位:m·s-1),6月2日20:00(c)、29日20:00(d)700 hPa西南急流(黑实线,单位:m·s-1)、水汽通量散度(填色,单位:10-7 g·cm-2·hPa-1·s-1)及未来6 h雨量大于50 mm的站点(红点)空间分布

Fig.4 The time-height cross-sections of the wind field along the rainstorm center (118°E, 29°N) (wind vectors and blue lines, Unit: m·s-1) from 08:00 BST June 2 to 20:00 BST June 3 (a) and from 08:00 BST June 29 to 20:00 BST June 30 (b), and spatial distribution of southwest jet (black solid lines, Unit: m·s-1), water vapor flux divergence (color shaded,Unit: 10-7 g·cm-2·hPa-1·s-1) at 700 hPa and stations with precipitation more than 50 mm in next six hours (red dots) at 20:00 BST June 2 (c) and 20:00 BST June 29 (d), 2020