WTPS33 PGTW 270300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 21P (SERU) WARNING NR 006// RMKS/ 1. TROPICAL CYCLONE 21P (SERU) WARNING NR 006 02 ACTIVE TROPICAL CYCLONES IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 270000Z --- NEAR 21.9S 171.0E MOVEMENT PAST SIX HOURS - 160 DEGREES AT 05 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 - 115 NM NORTHEAST QUADRANT 155 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT REPEAT POSIT: 21.9S 171.0E --- FORECASTS: 12 HRS, VALID AT: 271200Z --- 22.7S 171.6E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT 170 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 120 DEG/ 04 KTS --- 24 HRS, VALID AT: 280000Z --- 23.1S 172.4E 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 36 HR POSIT: 105 DEG/ 06 KTS --- 36 HRS, VALID AT: 281200Z --- 23.4S 173.6E 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 - 000 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 080 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 010000Z --- 23.2S 175.0E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 270300Z POSITION NEAR 22.1S 171.2E. 27FEB25. TROPICAL CYCLONE 21P (SERU), LOCATED APPROXIMATELY 273 NM EAST OF NOUMEA, NEW CALEDONIA, HAS TRACKED SOUTH-SOUTHEASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 270000Z IS 994 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 270000Z IS 21 FEET. NEXT WARNINGS AT 271500Z AND 280300Z. REFER TO TROPICAL CYCLONE 18P (ALFRED) WARNINGS (WTPS31 PGTW) FOR TWELVE-HOURLY UPDATES. // NNNN