WTKO20 RKSL 130000 KMA TROPICAL CYCLONE ADVISORY NO. 8 NAME 1702 MERBOK ANALYSIS POSITION 130000UTC 23.6N 114.7E MOVEMENT N 8KT PRES/VMAX 1000HPA 35KT FORECAST 24HR POSITION 140000UTC 26.4N 118.2E WITHIN 0NM PRES 1004HPA KOREA METEOROLOGICAL ADMINISTRATION.