WTPN31 PGTW 102000 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TYPHOON 09W (CHAN-HOM) WARNING NR 042 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 101800Z --- NEAR 27.8N 123.3E MOVEMENT PAST SIX HOURS - 310 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 010 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 060 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 110 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 250 NM NORTHEAST QUADRANT 240 NM SOUTHEAST QUADRANT 240 NM SOUTHWEST QUADRANT 260 NM NORTHWEST QUADRANT REPEAT POSIT: 27.8N 123.3E --- FORECASTS: 12 HRS, VALID AT: 110600Z --- 29.3N 122.4E MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 050 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 095 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 095 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 235 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 215 NM SOUTHWEST QUADRANT 230 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 355 DEG/ 09 KTS --- 24 HRS, VALID AT: 111800Z --- 31.1N 122.3E MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 065 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 195 NM NORTHEAST QUADRANT 190 NM SOUTHEAST QUADRANT 180 NM SOUTHWEST QUADRANT 190 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 015 DEG/ 13 KTS --- 36 HRS, VALID AT: 120600Z --- 33.5N 123.2E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 130 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 025 DEG/ 14 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 121800Z --- 36.1N 124.6E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 72 HR POSIT: 035 DEG/ 12 KTS --- 72 HRS, VALID AT: 131800Z --- 39.9N 128.0E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 102100Z POSITION NEAR 28.2N 123.1E. TYPHOON 09W (CHAN-HOM), LOCATED APPROXIMATELY 268 NM SOUTH-SOUTHEAST OF SHANGHAI, CHINA, HAS TRACKED NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 101800Z IS 34 FEET. NEXT WARNINGS AT 110300Z, 110900Z, 111500Z AND 112100Z. REFER TO TYPHOON 11W (NANGKA) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.//