WDPN31 PGTW 180300 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/PROGNOSTIC REASONING FOR TROPICAL CYCLONE 16W WARNING NR 09// RMKS/ 1. FOR METEOROLOGISTS. 2. PROGNOSTIC REASONING FOR 171200Z TO 190000Z SEP 2005. A. TROPICAL STORM (TS) 16W (VICENTE), LOCATED APPROXIMATELY 45 NM EAST-NORTHEAST OF HUE, VIETNAM HAS TRACKED WESTWARD AT 18 KNOTS OVER THE PAST SIX HOURS. B. TS 16W CONTINUES TO RAPIDLY TRACK NORTHWESTWARD ALONG THE SOUTH- WESTERN PERIPHERY OF THE SUBTROPICAL RIDGE CENTERED SOUTH OF JAPAN. THIS MOTION WILL CONTINUE UNTIL LANDFALL OCCURS IN APPROXIMATELY 6 HOURS. THE DYNAMIC AIDS CONSISTING OF NOGAPS, EGRR, JGSM, GFDN, GFS, MM5, TCLI, JTYM, COAMPS AND WBAR ARE IN GOOD AGREEMENT. THIS FORECAST IS BASED ON A CONSENSUS OF ALL AVAILABLE DYNAMIC AIDS. C. TS 16W IS FORECAST TO MAKE LANDFALL AS A TROPICAL STORM AND THEN RAPIDLY WEAKEN OVER INDOCHINA. 3. FORECAST TEAM: CHARLIE// NNNN