WTKO20 RKSL 240000 KMA TROPICAL CYCLONE ADVISORY NO. 40 NAME 1819 SOULIK ANALYSIS POSITION 240000UTC 37.5N 128.6E MOVEMENT NE 28KT PRES/VMAX 985HPA 43KT FORECAST 06HR POSITION 240600UTC 38.7N 130.4E WITHIN 15NM PRES/VMAX 992HPA 41KT 12HR POSITION 241200UTC 40.1N 132.5E WITHIN 25NM PRES/VMAX 994HPA 41KT 18HR POSITION 241800UTC 41.4N 135.5E WITHIN 40NM PRES/VMAX 996HPA 39KT 24HR POSITION 250000UTC 42.7N 138.8E WITHIN 0NM PRES/VMAX 998HPA 37KT KOREA METEOROLOGICAL ADMINISTRATION.