WTPN31 PGTW 042100 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL STORM 26W (MA-ON) WARNING NR 004 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 041800Z3 --- NEAR 17.2N0 134.3E1 MOVEMENT PAST SIX HOURS - 360 DEGREES AT 01 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT REPEAT POSIT: 17.2N0 134.3E1 --- FORECASTS: 12 HRS, VALID AT: 050600Z1 --- 17.8N6 134.2E0 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 310 DEG/ 03 KTS --- 24 HRS, VALID AT: 051800Z4 --- 18.2N1 133.7E4 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 050 KT WINDS - 030 NM RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 300 DEG/ 04 KTS --- 36 HRS, VALID AT: 060600Z2 --- 18.6N5 132.9E5 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT RADIUS OF 050 KT WINDS - 035 NM RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 095 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 295 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 061800Z5 --- 19.0N0 131.9E4 MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 040 NM RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 330 DEG/ 06 KTS --- 72 HRS, VALID AT: 071800Z6 --- 21.1N4 130.6E0 MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT RADIUS OF 064 KT WINDS - 025 NM RADIUS OF 050 KT WINDS - 050 NM RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 125 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 355 DEG/ 07 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: 081800Z7 --- 23.7N2 130.3E7 MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT VECTOR TO 120 HR POSIT: 005 DEG/ 09 KTS --- 120 HRS, VALID AT: 091800Z8 --- 27.1N0 130.7E1 MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT --- REMARKS: 042100Z7 POSITION NEAR 17.3N1 134.3E1. TROPICAL STORM (TS) 26W (MA-ON), LOCATED APPROXIMATELY 650 NM SOUTHEAST OF OKINAWA, JAPAN, HAS TRACKED NORTHWARD AT 01 KNOT OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 041730Z5 ENHANCED INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 35 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 041800Z3 IS 12 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 050300Z8, 050900Z4, 051500Z1 AND 052100Z8.// NNNN