1. a Key Laboratory for Mesoscale Severe Weather, Ministry of Education, and School of Atmospheric Sciences, Nanjing University, Nanjing, China
2. b State Key Laboratory of Severe Weather, and Joint Center for Atmospheric Radar Research of China Meteorological Administration–Nanjing University, Chinese Academy of Meteorological Sciences, Beijing, China
3. c School of Meteorology, and Advanced Radar Research Center, University of Oklahoma, Norman, Oklahoma
4. d Guangdong Meteorological Observatory, Guangzhou, Guangdong, China
5. e Guangzhou Meteorological Observatory, Guangzhou, China