WTXS33 PGTW 052100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 23S (HONDE) WARNING NR 017// RMKS/ 1. TROPICAL CYCLONE 23S (HONDE) WARNING NR 017 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 051800Z --- NEAR 34.9S 50.7E MOVEMENT PAST SIX HOURS - 140 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 025 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY SUBTROPICAL RADIUS OF 050 KT WINDS - 130 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 235 NM NORTHEAST QUADRANT 240 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 34.9S 50.7E --- FORECASTS: 12 HRS, VALID AT: 060600Z --- 37.4S 52.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 130 DEG/ 16 KTS --- 24 HRS, VALID AT: 061800Z --- 39.4S 55.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT --- REMARKS: 052100Z POSITION NEAR 35.5S 51.1E. 05MAR25. TROPICAL CYCLONE 23S (HONDE), LOCATED APPROXIMATELY 898 NM SOUTH-SOUTHWEST OF ST DENIS, HAS TRACKED SOUTHEASTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED (EIR) IMAGERY REVEALS AN EXPOSED CIRCULATION WITH DEEP CONVECTION DISPLACED TO THE SOUTHEAST BY STRONG 35-40KT VERTICAL WIND SHEAR. THE UPPER-LEVEL ENVIRONMENT IS CONVERGENT AS THE SYSTEM HAS BEGUN TO EMBED WITHIN THE SUBTROPICAL JET OVER THE LAST 12 HOURS. SEA SURFACE TEMPERATURES ARE NO LONGER SUPPORTIVE FOR THE SYSTEM AS A TROPICAL CYCLONE. TROPICAL CYCLONE 23S WILL CONTINUE TO ROUND THE SOUTHWESTERN EXTENT OF THE SUBTROPICAL RIDGE TO THE NORTH FOR THE NEXT 24 HOURS. THE SYSTEM WILL WEAKEN GRADUALLY TO 40KTS BY TAU 24 WHILE BECOMING BAROCLINIC AND FRONTAL. EXTRATROPICAL TRANSITION WILL COMPLETE WITHIN THE NEXT 24 HOURS. 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 051800Z IS 988 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 051800Z IS 30 FEET. // NNNN