WTPN31 PGTW 181500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 16W (SANBA) WARNING NR 005// RMKS/ 1. TROPICAL STORM 16W (SANBA) WARNING NR 005 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 181200Z --- NEAR 18.6N 108.2E MOVEMENT PAST SIX HOURS - 325 DEGREES AT 08 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 - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT REPEAT POSIT: 18.6N 108.2E --- FORECASTS: 12 HRS, VALID AT: 190000Z --- 19.6N 108.0E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 345 DEG/ 04 KTS --- 24 HRS, VALID AT: 191200Z --- 20.3N 107.8E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 335 DEG/ 02 KTS --- 36 HRS, VALID AT: 200000Z --- 20.7N 107.6E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 225 DEG/ 02 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 201200Z --- 20.4N 107.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 195 DEG/ 03 KTS --- 72 HRS, VALID AT: 211200Z --- 19.1N 106.9E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 181500Z POSITION NEAR 18.9N 108.2E. 18OCT23. TROPICAL STORM 16W (SANBA), LOCATED APPROXIMATELY 156 NM NORTH OF DA NANG, VIETNAM, HAS TRACKED NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 181200Z IS 1003 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 181200Z IS 13 FEET. NEXT WARNINGS AT 182100Z, 190300Z, 190900Z AND 191500Z.// NNNN