东北冷涡背景下两次强降水干侵入特征对比分析 |
段云霞, 崔锦, 李得勤, 王月, 班伟龙, 刘青 |
Comparative analysis of the characteristics of dry intrusions during two heavy rainfall processes under Northeast Cold Vortex background |
DUAN Yunxia, CUI Jin, LI Deqin, WANG Yue, BAN Weilong, LIU Qing |
图6 2016年6月30日零公里泵站(a、c、e)17:00(a、c)与2020年8月3日于洪沙岭站(b、d、f)18:00(b、d)位涡(虚线,单位:10-6 m2·K·s-1·kg-1)、相对湿度(阴影,单位:%)和假相当位温(实线,单位:K)经向(a、b)、纬向(c、d)剖面及时间-高度剖面(e、f) (红色三角形为站点经度、纬度位置,红色线间为站点主要降水时段) |
Fig.6 Meridional (a, b) and zonal (c, d) vertical cross-sections of potential vorticity (dashed lines, Unit: 10-6 m2·K·s-1·kg-1), relative humidity (shaded areas, Unit: %) and pseudo-equivalent potential temperature (solid lines, Unit: K) and their time-height sections (e, f) at Linggongli Pump Station at 17:00 on June 30, 2016 (a, c, e) and Yuhong Shaling Station at 18:00 on August 3, 2020 (b, d, f) (The red triangle is the latitude and longitude of the site, the period between two red lines indicate the main precipitation period of the site) |
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