WTPN31 PGTW 310900 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// REF/A/NAVPACMETOCCEN PEARL HARBOR HI/300151ZMAY05// AMPN/TROPICAL CYCLONE FORMATION ALERT// RMKS/ 1. TROPICAL STORM 04W WARNING NR 005 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 310600Z0 --- NEAR 9.9N8 145.5E5 MOVEMENT PAST SIX HOURS - 280 DEGREES AT 05 KTS POSITION ACCURATE TO WITHIN 055 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT REPEAT POSIT: 9.9N8 145.5E5 --- FORECASTS: 12 HRS, VALID AT: 311800Z3 --- 10.2N3 144.0E9 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 285 DEG/ 11 KTS --- 24 HRS, VALID AT: 010600Z7 --- 10.8N9 141.8E4 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 290 DEG/ 13 KTS --- 36 HRS, VALID AT: 011800Z0 --- 11.6N8 139.3E6 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 095 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 290 DEG/ 12 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 020600Z8 --- 12.4N7 137.0E1 MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 064 KT WINDS - 020 NM RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 300 DEG/ 10 KTS --- 72 HRS, VALID AT: 030600Z9 --- 14.4N9 133.4E1 MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT RADIUS OF 064 KT WINDS - 025 NM RADIUS OF 050 KT WINDS - 055 NM RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 095 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 315 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: 040600Z0 --- 16.3N0 131.3E8 MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT VECTOR TO 120 HR POSIT: 335 DEG/ 05 KTS --- 120 HRS, VALID AT: 050600Z1 --- 18.1N0 130.4E8 MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT --- REMARKS: 310900Z3 POSITION NEAR 10.0N1 145.1E1. TROPICAL STORM (TS) 04W, LOCATED APPROXIMATELY 205 NM SOUTH- SOUTHEAST OF GUAM, HAS TRACKED WESTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. A 310341Z2 AMSR-E MICROWAVE PASS REVEALS A PARTIALLY EXPOSED LOW LEVEL CIRCULATION CENTER TO THE EAST OF THE DEVELOPING DEEP CONVECTION. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 310600Z0 IS 16 FEET. REFER TO WWPW30 PHNC FOR ADDI- TIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 311500Z0, 012100Z4, 010300Z4 AND 010900Z0.// NNNN