辽宁两次极端雨转暴雪过程对比分析
徐庆喆, 徐爽, 金巍, 田璐, 高清源, 谭政华, 孙安妮

Comparative analysis of two extreme rain to snowstorm processes in Liaoning
XU Qingzhe, XU Shuang, JIN Wei, TIAN Lu, GAO Qingyuan, TAN Zhenghua, SUN Anni
图4 2021年11月7日20:00(a、c)和2023年11月5日20:00(b、d)850 hPa湿位涡MPV1(等值线)和MPV2(填色)(a、b)及其沿41°N的垂直剖面(c、d)(单位:PVU)
Fig.4 The MPV1 (isolines) and MPV2 (the color shaded) (a, b) at 850 hPa and their sections along 41°N (c, d) at 20:00 on November 7, 2021 (a, c) and November 5, 2023 (b, d) (Unit: PVU)