WTPS33 PGTW 271500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 21P (SERU) WARNING NR 007// RMKS/ 1. TROPICAL CYCLONE 21P (SERU) WARNING NR 007 02 ACTIVE TROPICAL CYCLONES IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 271200Z --- NEAR 22.9S 172.0E MOVEMENT PAST SIX HOURS - 135 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 035 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 - 030 NM NORTHEAST QUADRANT 215 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT REPEAT POSIT: 22.9S 172.0E --- FORECASTS: 12 HRS, VALID AT: 280000Z --- 23.3S 172.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 100 DEG/ 02 KTS --- 24 HRS, VALID AT: 281200Z --- 23.4S 173.2E 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 - 020 NM NORTHEAST QUADRANT 170 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 090 DEG/ 03 KTS --- 36 HRS, VALID AT: 010000Z --- 23.4S 173.8E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 271500Z POSITION NEAR 23.0S 172.2E. 27FEB25. TROPICAL CYCLONE 21P (SERU), LOCATED APPROXIMATELY 331 NM EAST OF NOUMEA, NEW CALEDONIA, HAS TRACKED SOUTHEASTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 271200Z IS 996 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 271200Z IS 19 FEET. NEXT WARNINGS AT 280300Z AND 281500Z. REFER TO TROPICAL CYCLONE 18P (ALFRED) WARNINGS (WTPS31 PGTW) FOR TWELVE-HOURLY UPDATES.// NNNN