WTPN32 PGTW 122100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 23W (NAMTHEUN) WARNING NR 012// RMKS/ 1. TROPICAL STORM 23W (NAMTHEUN) WARNING NR 012 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 121800Z --- NEAR 21.0N 151.6E MOVEMENT PAST SIX HOURS - 350 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 21.0N 151.6E --- FORECASTS: 12 HRS, VALID AT: 130600Z --- 22.3N 151.1E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 360 DEG/ 06 KTS --- 24 HRS, VALID AT: 131800Z --- 23.5N 151.1E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 020 DEG/ 05 KTS --- 36 HRS, VALID AT: 140600Z --- 24.4N 151.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 045 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 141800Z --- 25.4N 152.6E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 72 HR POSIT: 050 DEG/ 08 KTS --- 72 HRS, VALID AT: 151800Z --- 27.3N 155.2E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 96 HR POSIT: 035 DEG/ 08 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 161800Z --- 29.9N 157.4E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 122100Z POSITION NEAR 21.3N 151.5E. 12OCT21. TROPICAL STORM 23W (NAMTHEUN), LOCATED APPROXIMATELY 234 NM SOUTHWEST OF MINAMI TORI SHIMA, HAS TRACKED NORTHWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 121800Z IS 17 FEET. NEXT WARNINGS AT 130300Z, 130900Z, 131500Z AND 132100Z. REFER TO TROPICAL STORM 24W (KOMPASU) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES. // NNNN