WTPS31 PGTW 150300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 30P (THIRTY) WARNING NR 004// RMKS/ 1. TROPICAL CYCLONE 30P (THIRTY) WARNING NR 004 01 ACTIVE TROPICAL CYCLONE IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 150000Z --- NEAR 19.0S 169.6E MOVEMENT PAST SIX HOURS - 145 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 215 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 19.0S 169.6E --- FORECASTS: 12 HRS, VALID AT: 151200Z --- 22.8S 171.1E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING SUBTROPICAL RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 230 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 175 DEG/ 25 KTS --- 24 HRS, VALID AT: 160000Z --- 27.7S 171.4E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY SUBTROPICAL RADIUS OF 050 KT WINDS - 080 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 270 NM NORTHEAST QUADRANT 230 NM SOUTHEAST QUADRANT 210 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT --- REMARKS: 150300Z POSITION NEAR 19.9S 170.0E. 15APR25. TROPICAL CYCLONE 30P (THIRTY), LOCATED APPROXIMATELY 108 NM SOUTHEAST OF PORT VILA, VANUATU, HAS TRACKED SOUTHEASTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 150000Z IS 994 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 150000Z IS 28 FEET. NEXT WARNINGS AT 150900Z, 151500Z AND 152100Z.// NNNN