[1] Max Planck Inst Meteorol, Hamburg, Germany
[2] Natl Ctr Atmospher Res, POB 3000, Boulder, CO 80307 USA
[3] Shanghai Meteorol Serv, Shanghai, Peoples R China
[4] European Ctr Medium Range Weather Forecasts, Reading, Berks, England
[5] Norwegian Meteorol Inst, Oslo, Norway
[6] Nanjing Univ, Nanjing, Jiangsu, Peoples R China
[7] Finnish Meteorol Inst, Helsinki, Finland
[8] TNO, Utrecht, Netherlands
[9] Royal Netherlands Meteorol Inst KNMI, De Bilt, Netherlands
[10] Nanjing Univ Informat Sci & Technol, Nanjing, Jiangsu, Peoples R China