WTKO20 RKSL 040000 KMA TROPICAL CYCLONE ADVISORY NO. 9 NAME 1703 NANMADOL ANALYSIS POSITION 040000UTC 32.8N 130.3E MOVEMENT ENE 25KT PRES/VMAX 990HPA 47KT FORECAST 12HR POSITION 041200UTC 34.5N 137.6E WITHIN 30NM PRES/VMAX 994HPA 41KT 24HR POSITION 050000UTC 35.9N 145.5E WITHIN 0NM PRES 998HPA KOREA METEOROLOGICAL ADMINISTRATION.