WTPN31 PGTW 091500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL STORM 17W (SHANSHAN) WARNING NR 028 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 091200Z --- NEAR 37.8N 142.6E MOVEMENT PAST SIX HOURS - 060 DEGREES AT 08 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 BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT REPEAT POSIT: 37.8N 142.6E --- FORECASTS: 12 HRS, VALID AT: 100000Z --- 39.6N 146.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 075 DEG/ 27 KTS --- 24 HRS, VALID AT: 101200Z --- 41.0N 153.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 010 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 155 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT --- REMARKS: 091500Z POSITION NEAR 38.2N 143.6E. TROPICAL STORM 17W (SHANSHAN), LOCATED APPROXIMATELY 164 NM NORTHEAST OF NARITA AIRPORT, HAS TRACKED EAST-NORTHEASTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 091200Z IS 22 FEET. REFER TO TROPICAL STORM 18W (YAGI) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN