WTKO20 RKSL 041800 KMA TROPICAL CYCLONE ADVISORY NO. 8 NAME 1601 NEPARTAK ANALYSIS POSITION 041800UTC 14.3N 138.1E MOVEMENT WNW 17KT PRES/VMAX 980HPA 56KT FORECAST 24HR POSITION 051800UTC 17.5N 133.1E WITHIN 75NM PRES/VMAX 970HPA 68KT 48HR POSITION 061800UTC 21.1N 127.3E WITHIN 125NM PRES/VMAX 950HPA 84KT 72HR POSITION 071800UTC 24.4N 122.7E WITHIN 175NM PRES/VMAX 935HPA 95KT 96HR POSITION 081800UTC 28.0N 121.5E WITHIN 250NM PRES/VMAX 955HPA 78KT 120HR POSITION 091800UTC 31.1N 121.6E WITHIN 295NM PRES/VMAX 975HPA 62KT KOREA METEOROLOGICAL ADMINISTRATION.