WTKO20 RKSL 070600 KMA TROPICAL CYCLONE ADVISORY NO. 18 NAME 1813 SHANSHAN ANALYSIS POSITION 070600UTC 31.3N 143.9E MOVEMENT NNW 9KT PRES/VMAX 965HPA 72KT FORECAST 24HR POSITION 080600UTC 33.9N 140.9E WITHIN 60NM PRES/VMAX 975HPA 62KT 48HR POSITION 090600UTC 36.8N 141.4E WITHIN 90NM PRES/VMAX 985HPA 52KT 72HR POSITION 100600UTC 41.2N 150.2E WITHIN 135NM PRES/VMAX 992HPA 45KT 96HR POSITION 110600UTC 45.3N 162.6E WITHIN 0NM PRES/VMAX 994HPA 41KT KOREA METEOROLOGICAL ADMINISTRATION.