Jiangsu Meteorological Observation Center;
Nanjing 210009 China;
Jiangsu Institute of Meteorological Sciences;
Nanjing 210009 China;
Center for Data Assimilation Research and Application;
Nanjing University of Information Science & Technology;
Nanjing 210044 China;
Luhe Meteorological Bureau;
Nanjing;
211599 China;
Qinhuangdao Municipal Meteorological Observatory;
Qinhuangdao 066000 China;
assimilation; radar; data; heavy; rainfall; forecast; numerical; simulation;