WTPN31 PGTW 091500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 16W (CHAN-HOM) WARNING NR 020// RMKS/ 1. TROPICAL STORM 16W (CHAN-HOM) WARNING NR 020 DOWNGRADED FROM TYPHOON 16W 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 091200Z --- NEAR 31.0N 134.1E MOVEMENT PAST SIX HOURS - 060 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 080 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 225 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 190 NM NORTHWEST QUADRANT REPEAT POSIT: 31.0N 134.1E --- FORECASTS: 12 HRS, VALID AT: 100000Z --- 31.8N 135.8E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 080 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 235 NM NORTHEAST QUADRANT 155 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 080 DEG/ 10 KTS --- 24 HRS, VALID AT: 101200Z --- 32.2N 138.1E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 085 DEG/ 11 KTS --- 36 HRS, VALID AT: 110000Z --- 32.4N 140.6E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 195 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 120 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 105 DEG/ 12 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 111200Z --- 31.8N 143.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 255 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 135 NM SOUTHWEST QUADRANT 185 NM NORTHWEST QUADRANT --- REMARKS: 091500Z POSITION NEAR 31.2N 134.5E. 09OCT20. TROPICAL STORM 16W (CHAN-HOM), LOCATED APPROXIMATELY 382 NM SOUTHWEST OF YOKOSUKA, JAPAN, HAS TRACKED EAST- NORTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 091200Z IS 32 FEET. NEXT WARNINGS AT 092100Z, 100300Z, 100900Z AND 101500Z. // NNNN