WTKO20 RKSL 261800 KMA TROPICAL CYCLONE ADVISORY NO. 7 NAME 1803 JELAWAT ANALYSIS POSITION 261800UTC 9.7N 135.5E MOVEMENT NNW 11KT PRES/VMAX 996HPA 39KT FORECAST 24HR POSITION 271800UTC 12.0N 134.1E WITHIN 75NM PRES/VMAX 990HPA 47KT 48HR POSITION 281800UTC 15.3N 134.5E WITHIN 125NM PRES/VMAX 985HPA 52KT 72HR POSITION 291800UTC 17.4N 135.4E WITHIN 175NM PRES/VMAX 980HPA 56KT 96HR POSITION 301800UTC 19.5N 137.5E WITHIN 250NM PRES/VMAX 985HPA 52KT 120HR POSITION 311800UTC 21.1N 140.0E WITHIN 295NM PRES/VMAX 990HPA 47KT KOREA METEOROLOGICAL ADMINISTRATION.