WTPS31 PGTW 230300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 20P (REUBEN) WARNING NR 004// RMKS/ 1. TROPICAL CYCLONE 20P (REUBEN) FINAL 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: 230000Z --- NEAR 26.8S 173.5W MOVEMENT PAST SIX HOURS - 125 DEGREES AT 07 KTS POSITION ACCURATE TO WITHIN 050 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 REPEAT POSIT: 26.8S 173.5W --- FORECASTS: 12 HRS, VALID AT: 231200Z --- 28.6S 172.4W MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 230300Z POSITION NEAR 27.3S 173.2W. TROPICAL CYCLONE (TC) 20P (REUBEN), LOCATED APPROXIMATELY 688 NM SOUTHEAST OF SUVA, FIJI, HAS TRACKED SOUTHEASTWARD AT 07 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY DEPICTS DIMINISHING CONVECTION OVER AN EXPOSED LOW-LEVEL CIRCULATION CENTER. STRONG VERTICAL WIND SHEAR AND COOLING SEA SURFACE TEMPERATURES WILL CONTINUE TO ERODE THE SYSTEM LEADING TO ITS DISSIPATION BY THE END OF THE FORECAST PERIOD OR POSSIBLY SOONER. 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. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 230000Z IS 14 FEET.//