Lixing Shen, Beijing Normal University, Beijing, China, Chuanfeng Zhao, Beijing Normal University, College of Global Change and Earth System Science, Beijing, China, ZhanShan Ma, Organization Not Listed, Numerical Weather Predication Center of China Meteorological Administration, Washington, DC, United States, Zhanqing Li, Univ of Maryland College Park, College Park, MD, United States and Jianping Li, Institute of Atmopsheric Physics (IAP), Chinese Academy of Sciences (CAS), Beijing, China