WTKO20 RKSL 290000 KMA TROPICAL CYCLONE ADVISORY NO. 39 NAME 1610 LIONROCK ANALYSIS POSITION 290000UTC 30.3N 141.8E MOVEMENT NE 15KT PRES/VMAX 945HPA 87KT FORECAST 24HR POSITION 300000UTC 35.7N 142.8E WITHIN 75NM PRES/VMAX 960HPA 76KT 48HR POSITION 310000UTC 43.4N 135.2E WITHIN 0NM PRES 975HPA KOREA METEOROLOGICAL ADMINISTRATION.