WTPN32 PGTW 120300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 23W (NAMTHEUN) WARNING NR 009// RMKS/ 1. TROPICAL STORM 23W (NAMTHEUN) WARNING NR 009 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 120000Z --- NEAR 19.5N 153.1E MOVEMENT PAST SIX HOURS - 295 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 19.5N 153.1E --- FORECASTS: 12 HRS, VALID AT: 121200Z --- 20.1N 151.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 295 DEG/ 08 KTS --- 24 HRS, VALID AT: 130000Z --- 20.8N 149.9E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 310 DEG/ 07 KTS --- 36 HRS, VALID AT: 131200Z --- 21.7N 148.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 350 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 140000Z --- 23.1N 148.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 030 DEG/ 06 KTS --- 72 HRS, VALID AT: 150000Z --- 25.1N 149.7E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 050 DEG/ 09 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 160000Z --- 27.2N 152.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 120 HR POSIT: 050 DEG/ 11 KTS --- 120 HRS, VALID AT: 170000Z --- 29.9N 156.6E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 120300Z POSITION NEAR 19.7N 152.7E. 12OCT21. TROPICAL STORM 23W (NAMTHEUN), LOCATED APPROXIMATELY 286 NM SOUTH OF MINAMI TORI SHIMA, HAS TRACKED WEST-NORTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 120000Z IS 17 FEET. NEXT WARNINGS AT 120900Z, 121500Z, 122100Z AND 130300Z. REFER TO TROPICAL STORM 24W (KOMPASU) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES. // NNNN