WTPQ50 RJTD 051800 RSMC TROPICAL CYCLONE ADVISORY NAME TS 2503 MUN (2503) ANALYSIS PSTN 051800UTC 31.9N 148.7E GOOD MOVE ENE 08KT PRES 992HPA MXWD 045KT GUST 065KT 30KT 150NM SOUTHEAST 90NM NORTHWEST FORECAST 24HF 061800UTC 33.9N 149.7E 35NM 70% MOVE NNE SLOWLY PRES 985HPA MXWD 050KT GUST 070KT 48HF 071800UTC 37.8N 147.8E 70NM 70% MOVE NNW 10KT PRES 998HPA MXWD 035KT GUST 050KT 72HF 081800UTC 42.9N 155.5E 140NM 70% EXTRATROPICAL LOW =