WTPQ50 RJTD 041200 RSMC TROPICAL CYCLONE ADVISORY NAME STS 2521 MATMO (2521) ANALYSIS PSTN 041200UTC 19.0N 114.1E FAIR MOVE WNW 13KT PRES 980HPA MXWD 060KT GUST 085KT 50KT 40NM 30KT 240NM NORTHEAST 150NM SOUTHWEST FORECAST 12HF 050000UTC 20.0N 111.6E 25NM 70% MOVE WNW 13KT PRES 965HPA MXWD 075KT GUST 105KT 24HF 051200UTC 21.1N 109.5E 35NM 70% MOVE WNW 11KT PRES 980HPA MXWD 060KT GUST 085KT 48HF 061200UTC 22.6N 105.3E 55NM 70% TROPICAL DEPRESSION =