WTPN31 PGTW 171500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 16W (SIXTEEN) WARNING NR 001// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/162021ZOCT2023// AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.// RMKS/ 1. TROPICAL DEPRESSION 16W (SIXTEEN) WARNING NR 001 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171200Z --- NEAR 16.3N 109.9E MOVEMENT PAST SIX HOURS - 310 DEGREES AT 05 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND SYNOPTIC DATA PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY REPEAT POSIT: 16.3N 109.9E --- FORECASTS: 12 HRS, VALID AT: 180000Z --- 17.2N 109.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 325 DEG/ 06 KTS --- 24 HRS, VALID AT: 181200Z --- 18.1N 108.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 330 DEG/ 06 KTS --- 36 HRS, VALID AT: 190000Z --- 19.1N 107.9E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 345 DEG/ 04 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 191200Z --- 19.8N 107.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 270 DEG/ 01 KTS --- 72 HRS, VALID AT: 201200Z --- 19.8N 107.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 200 DEG/ 02 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 211200Z --- 19.1N 107.0E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 120 HR POSIT: 175 DEG/ 02 KTS --- 120 HRS, VALID AT: 221200Z --- 18.3N 107.1E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY --- REMARKS: 171500Z POSITION NEAR 16.5N 109.7E. 17OCT23. TROPICAL DEPRESSION 16W (SIXTEEN), LOCATED APPROXIMATELY 94 NM EAST OF DA NANG, VIETNAM, HAS TRACKED NORTHWESTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 171200Z IS 1004 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 171200Z IS 11 FEET. NEXT WARNINGS AT 172100Z, 180300Z, 180900Z AND 181500Z. 2. THIS CANCELS AND SUPERSEDES REF A (WTPN21 PGTW 162030).// NNNN