WTPN32 PGTW 041500 1. TYPHOON 13W (JELAWAT) WARNING NR 015 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 041200Z7 --- NEAR 26.1N9 137.7E8 MOVEMENT PAST SIX HOURS - 270 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 045 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 045 NM NORTH SEMICIRCLE 030 NM ELSEWHERE RADIUS OF 035 KT WINDS - 100 NM NORTH SEMICIRCLE 070 NM ELSEWHERE REPEAT POSIT: 26.1N9 137.7E8 --- FORECASTS: 12 HRS, VALID AT: 050000Z5 --- 26.2N0 135.4E3 MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT RADIUS OF 050 KT WINDS - 040 NM NORTH SEMICIRCLE 025 NM ELSEWHERE RADIUS OF 035 KT WINDS - 095 NM NORTH SEMICIRCLE 065 NM ELSEWHERE VECTOR TO 24 HR POSIT: 275 DEG/ 11 KTS --- 24 HRS, VALID AT: 051200Z8 --- 26.3N1 133.0E7 MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 050 KT WINDS - 040 NM NORTH SEMICIRCLE 025 NM ELSEWHERE RADIUS OF 035 KT WINDS - 090 NM NORTH SEMICIRCLE 060 NM ELSEWHERE VECTOR TO 36 HR POSIT: 265 DEG/ 08 KTS --- 36 HRS, VALID AT: 060000Z6 --- 26.2N0 131.2E7 MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT RADIUS OF 050 KT WINDS - 035 NM NORTH SEMICIRCLE 025 NM ELSEWHERE RADIUS OF 035 KT WINDS - 085 NM NORTH SEMICIRCLE 055 NM ELSEWHERE VECTOR TO 48 HR POSIT: 270 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 061200Z9 --- 26.2N0 129.4E6 MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 050 KT WINDS - 030 NM NORTH SEMICIRCLE 020 NM ELSEWHERE RADIUS OF 035 KT WINDS - 080 NM NORTH SEMICIRCLE 050 NM ELSEWHERE VECTOR TO 72 HR POSIT: 270 DEG/ 07 KTS --- 72 HRS, VALID AT: 071200Z0 --- 26.2N0 126.3E2 MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT RADIUS OF 050 KT WINDS - 015 NM RADIUS OF 035 KT WINDS - 075 NM NORTH SEMICIRCLE 045 NM ELSEWHERE --- REMARKS: 041500Z0 POSITION NEAR 26.1N9 137.1E2. TYPHOON (TY) 13W (JELAWAT), LOCATED APPROXIMATELY 200 NM WEST- NORTHWEST OF IWO JIMA, HAS TRACKED WESTWARD AT 12 KNOTS DURING THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 041130Z9 INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 90 AND 102 KNOTS. ANIMATED SATELLITE IMAGERY INDICATES THE SYSTEM HAS A TIGHTLY CURVED BANDING EYE AND HAS MAINTAINED INTENSITY AS IT TRACKED WESTWARD. TY 13W (JELAWAT) REMAINS UNDER THE STEERING INFLUENCE OF THE MID-LEVEL HIGH CENTERED TO THE NORTHEAST, WHICH APPEARS TO BE BUILDING SLIGHTLY SOUTHWARD. THE SYSTEM IS FORECAST TO TRACK WESTWARD THROUGH THE END OF THE FORECAST PERIOD SOUTH OF THE MID-LEVEL RIDGE AXIS. TY 13W (JELAWAT) IS FORECAST TO SLOWLY WEAKEN THROUGHOUT THE FORECAST PERIOD. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 041200Z7 IS 20 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 042100Z7 (DTG 041951Z0), 050300Z8 (DTG 050151Z2), 050900Z4 (DTG 050751Z8) AND 051500Z1 (DTG 051351Z5).// NNNN