WTPN31 PGTW 080900 1. SUPER TYPHOON 08W (CHATAAN) WARNING NR 042 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 080600Z4 --- NEAR 22.8N2 133.2E9 MOVEMENT PAST SIX HOURS - 340 DEGREES AT 13 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 130 KT, GUSTS 160 KT RADIUS OF 100 KT WINDS - 035 NM RADIUS OF 050 KT WINDS - 085 NM RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT REPEAT POSIT: 22.8N2 133.2E9 --- FORECASTS: 12 HRS, VALID AT: 081800Z7 --- 25.5N2 132.7E3 MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT RADIUS OF 100 KT WINDS - 030 NM RADIUS OF 050 KT WINDS - 080 NM RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 130 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 350 DEG/ 14 KTS --- 24 HRS, VALID AT: 090600Z5 --- 28.2N2 132.1E7 MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT RADIUS OF 100 KT WINDS - 020 NM RADIUS OF 050 KT WINDS - 070 NM RADIUS OF 034 KT WINDS - 135 NM VECTOR TO 36 HR POSIT: 030 DEG/ 13 KTS --- 36 HRS, VALID AT: 091800Z8 --- 30.5N8 133.6E3 MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT RADIUS OF 100 KT WINDS - 020 NM RADIUS OF 050 KT WINDS - 070 NM RADIUS OF 034 KT WINDS - 135 NM VECTOR TO 48 HR POSIT: 030 DEG/ 13 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 100600Z7 --- 32.7N2 135.1E0 MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 065 NM RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 035 DEG/ 19 KTS --- 72 HRS, VALID AT: 110600Z8 --- 38.5N6 140.9E4 MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 060 NM OVER WATER RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT OVER WATER 120 NM SOUTHEAST QUADRANT OVER WATER 115 NM SOUTHWEST QUADRANT OVER WATER 115 NM NORTHWEST QUADRANT OVER WATER --- REMARKS: 080900Z7 POSITION NEAR 23.5N0 133.1E8. SUPER TYPHOON (ST) 08W (CHATAAN), LOCATED APPROXIMATELY 365 NM SOUTHEAST OF OKINAWA, HAS TRACKED NORTH-NORTHWESTWARD AT 13 KNOTS OVER THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 080530Z6 VISIBLE SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 127 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 080000Z8 IS 38 FEET. REFER TO WWPN30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 081500Z4, 082100Z1, 090300Z2 AND 090900Z8. REFER TO TROPICAL STORM 10W (HALONG) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN