WTPN31 PGTW 061500 1. TYPHOON 08W (CHATAAN) WARNING NR 035 01 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 061200Z9 --- NEAR 17.0N8 139.4E7 MOVEMENT PAST SIX HOURS - 305 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT REPEAT POSIT: 17.0N8 139.4E7 --- FORECASTS: 12 HRS, VALID AT: 070000Z7 --- 18.6N5 137.0E1 MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT RADIUS OF 050 KT WINDS - 050 NM RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 305 DEG/ 13 KTS --- 24 HRS, VALID AT: 071200Z0 --- 20.2N4 134.7E5 MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 315 DEG/ 13 KTS --- 36 HRS, VALID AT: 080000Z8 --- 22.1N5 132.8E4 MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 315 DEG/ 13 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 081200Z1 --- 23.9N4 130.9E3 MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 345 DEG/ 11 KTS --- 72 HRS, VALID AT: 091200Z2 --- 28.0N0 129.5E7 MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 050 KT WINDS - 040 NM RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 130 NM NORTHWEST QUADRANT --- REMARKS: 061500Z2 POSITION NEAR 17.4N2 138.8E0. TYPHOON (TY) 08W (CHATAAN), LOCATED APPROXIMATELY 475 NM SOUTH- SOUTHWEST OF IWO JIMA, HAS TRACKED NORTHWESTWARD AT 09 KNOTS OVER THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 061130Z1 ENHANCED INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 115 KNOTS. ANIMATED ENHANCED INFRARED IMAGERY INDICATES THE SYSTEM IS UNDER EASTERLY WIND SHEAR ASSOCIATED WITH THE MID-LEVEL RIDGE NORTH OF THE SYSTEM. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 061200Z9 IS 24 FEET. REFER TO WWPN 31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 062100Z9, 070300Z0, 070900Z6 AND 071500Z3.// NNNN