WTPN31 PGTW 280900 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TYPHOON 25W (MEARI) WARNING NR 034 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 280600Z6 --- NEAR 28.8N8 127.3E3 MOVEMENT PAST SIX HOURS - 035 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON EYE FIXED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 064 KT WINDS - 015 NM NORTHEAST QUADRANT 015 NM SOUTHEAST QUADRANT 015 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT REPEAT POSIT: 28.8N8 127.3E3 --- FORECASTS: 12 HRS, VALID AT: 281800Z9 --- 30.3N6 129.1E3 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 064 KT WINDS - 010 NM RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 045 DEG/ 14 KTS --- 24 HRS, VALID AT: 290600Z7 --- 32.2N7 131.5E0 MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 015 NM RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT OVER WATER 065 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 36 HR POSIT: 055 DEG/ 13 KTS --- 36 HRS, VALID AT: 291800Z0 --- 33.7N3 134.0E8 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT OVER WATER 070 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT OVER WATER 060 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 48 HR POSIT: 065 DEG/ 14 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 300600Z9 --- 34.8N5 137.0E1 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT OVER WATER 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT OVER WATER 050 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 72 HR POSIT: 075 DEG/ 10 KTS --- 72 HRS, VALID AT: 010600Z7 --- 35.8N6 141.7E3 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 075 DEG/ 14 KTS --- LONG RANGE OUTLOOK: NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM ON DAY 4 AND 350 NM ON DAY 5... AND FOR INTENSITY NEAR 20 KT EACH DAY. --- 96 HRS, VALID AT: 020600Z8 --- 37.0N0 148.4E7 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 120 HR POSIT: 075 DEG/ 16 KTS --- 120 HRS, VALID AT: 030600Z9 --- 38.3N4 156.3E5 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT BECOMING EXTRATROPICAL --- REMARKS: 280900Z9 POSITION NEAR 29.2N3 127.8E8. TYPHOON (TY) 25W (MEARI), LOCATED APPROXIMATELY 275 NM SOUTHWEST OF SASEBO, JAPAN, HAS TRACKED NORTHEASTWARD AT 10 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 280530Z8 MULTISPECTRAL SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 77 KNOTS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY REVEALS INCREASED CONVECTION AND AN INCREASING EYE DIAMETER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 280600Z6 IS 29 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 281500Z6, 282100Z3, 290300Z4 AND 290900Z0.//