WTPQ50 RJTD 211800 RSMC TROPICAL CYCLONE ADVISORY NAME STS 2506 WIPHA (2506) ANALYSIS PSTN 211800UTC 20.7N 107.6E FAIR MOVE WSW 08KT PRES 975HPA MXWD 055KT GUST 080KT 50KT 40NM 30KT 180NM SOUTH 90NM NORTH FORECAST 12HF 220600UTC 20.6N 106.4E 35NM 70% MOVE W 06KT PRES 970HPA MXWD 060KT GUST 085KT 24HF 221800UTC 20.3N 105.1E 50NM 70% MOVE W 06KT PRES 990HPA MXWD 040KT GUST 060KT 48HF 231800UTC 20.1N 103.2E 115NM 70% TROPICAL DEPRESSION =