WTPS31 PGTW 110300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 30P (MAILA) WARNING NR 019// RMKS/ 1. TROPICAL CYCLONE 30P (MAILA) WARNING NR 019 01 ACTIVE TROPICAL CYCLONE IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 110000Z --- NEAR 7.8S 154.6E MOVEMENT PAST SIX HOURS - 045 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT REPEAT POSIT: 7.8S 154.6E --- FORECASTS: 12 HRS, VALID AT: 111200Z --- 8.0S 154.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 24 HR POSIT: 180 DEG/ 02 KTS --- 24 HRS, VALID AT: 120000Z --- 8.3S 154.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 110300Z POSITION NEAR 7.8S 154.6E. 11APR26. TROPICAL CYCLONE 30P (MAILA), LOCATED APPROXIMATELY 534 NM SOUTH OF KAPINGAMARANGI, HAS TRACKED NORTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL IMAGERY (MSI) REVEALS THAT TC 30P HAS NEARLY COMPLETELY UNRAVELED OVER THE PAST 12 HOURS, BECOMING A SHALLOW VORTEX VOID OF ANY DEEP CONVECTION. A PARTIAL 10223Z METOP-B ASCAT IMAGE REVEALS 30P IS 35 KTS, WITH MAXIMUM WINDS CONFINED TO THE NORTHWESTERN QUADRANT. THE ENVIRONMENT IS ASSESSED AS UNFAVORABLE, CHARACTERIZED BY THE SIGNIFICANT COLD WATER UPWELLING (SUB 20C) CAUSED BY THE STORM'S QUASISTATIONARY TRACK IN THE SOLOMON SEA. DETERMINISTIC MODEL TRACK AND INTENSITY GUIDANCE IS IN GOOD AGREEMENT THAT 30P WILL REMAIN IN THE SOLOMON SEA WHILE IT CONTINUES TO DETERIORATE. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. MINIMUM CENTRAL PRESSURE AT 110000Z IS 998 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 110000Z IS 15 FEET.// NNNN