WTPN31 PGTW 040300 1. TYPHOON 12W (MAN-YI) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 040000Z4 --- NEAR 19.7N7 145.2E2 MOVEMENT PAST SIX HOURS - 335 DEGREES AT 15 KTS POSITION ACCURATE TO WITHIN 025 NM POSITION BASED ON EYE FIXED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 035 KT WINDS - 140 NM NORTHEAST QUADRANT 125 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT REPEAT POSIT: 19.7N7 145.2E2 --- FORECASTS: 12 HRS, VALID AT: 041200Z7 --- 21.5N8 144.0E9 MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT RADIUS OF 050 KT WINDS - 055 NM RADIUS OF 035 KT WINDS - 150 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 135 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 335 DEG/ 10 KTS --- 24 HRS, VALID AT: 050000Z5 --- 23.3N8 143.0E8 MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT RADIUS OF 100 KT WINDS - 020 NM RADIUS OF 050 KT WINDS - 060 NM RADIUS OF 035 KT WINDS - 165 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 355 DEG/ 08 KTS --- 36 HRS, VALID AT: 051200Z8 --- 24.8N4 142.9E6 MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT RADIUS OF 100 KT WINDS - 025 NM RADIUS OF 050 KT WINDS - 075 NM RADIUS OF 035 KT WINDS - 170 NM NORTHEAST QUADRANT 170 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 005 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 060000Z6 --- 26.2N0 143.1E9 MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT RADIUS OF 100 KT WINDS - 025 NM RADIUS OF 050 KT WINDS - 075 NM RADIUS OF 035 KT WINDS - 165 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 72 HR POSIT: 010 DEG/ 05 KTS --- 72 HRS, VALID AT: 070000Z7 --- 28.1N1 143.5E3 MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT RADIUS OF 100 KT WINDS - 025 NM RADIUS OF 050 KT WINDS - 075 NM RADIUS OF 035 KT WINDS - 165 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 130 NM NORTHWEST QUADRANT --- REMARKS: 040300Z7 POSITION NEAR 20.1N3 144.9E8. TYPHOON (TY) 12W (MAN-YI) LOCATED APPROXIMATELY 370 NM SOUTHEAST OF IWO JIMA, HAS TRACKED NORTH-NORTHWESTWARD AT 15 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 032330Z1 VISIBLE AND INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT SATELLITE INTENSITY ESTIMATES OF 102 KNOTS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS DEEP CONVECTION DEVELOPING IN THE EYEWALL DURING THE PAST 06 HOURS AS THE SYSTEM INTENSIFIES. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 040000Z4 IS 18 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 040900Z3, 041500Z0, 042100Z7 AND 050300Z8. THE JTWC WEBSITE HAS CHANGED TO: HTTPS://WWW.NPMOC.NAVY.MIL/JTWC.HTML. THIS CHANGE IS FOR SECURITY REASONS ONLY. THE CONTENT OF THE WEBSITE HAS NOT CHANGED.//