WTXS31 PGTW 052100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 29S (INDUSA) WARNING NR 010// RMKS/ 1. TROPICAL CYCLONE 29S (INDUSA) WARNING NR 010 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 32.0S 73.1E MOVEMENT PAST SIX HOURS - 150 DEGREES AT 21 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT REPEAT POSIT: 32.0S 73.1E --- FORECASTS: 12 HRS, VALID AT: 060600Z --- 35.4S 75.8E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT --- REMARKS: 052100Z POSITION NEAR 32.9S 73.8E. 05APR26. TROPICAL CYCLONE 29S (INDUSA), LOCATED APPROXIMATELY 1109 NM SOUTHEAST OF PORT LOUIS, MAURITIUS, HAS TRACKED SOUTH- SOUTHEASTWARD AT 21 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY (EIR) DEPICTS A DECOUPLING VORTEX WITH DEEP CONVECTION HEAVILY SHEARED TO THE SOUTHEAST. AS A RESULT, THE LOW-LEVEL CIRCULATION CENTER (LLCC) HAS BECOME PARTIALLY EXPOSED IN THE NORTHWESTERN QUADRANT. THE ENVIRONMENT IS INCREASINGLY HOSTILE WITH HIGH VERTICAL WIND SHEAR (VWS), SIGNIFICANT MID-LEVEL DRY AIR ENTRAINMENT, AND SEA SURFACE TEMPERATURES OF 23-24 C. TROPICAL CYCLONE (TC) 29S IS FORECAST TO CONTINUE ON A SOUTHEASTWARD TRACK ALONG THE SOUTHWESTERN EXTENT OF THE DEEP-LAYER SUBTROPICAL RIDGE (STR) TO THE NORTHEAST OVER THE NEXT 12 HOURS. FURTHER WEAKENING IN A HIGHLY UNFAVORABLE ENVIRONMENT IS EXPECTED THROUGH THE END OF THE FORECAST PERIOD. THE SYSTEM IS CURRENTLY UNDERGOING EXTRATROPICAL TRANSITION (ETT) AND WILL COMPLETE ETT IN THE NEXT 12 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 995 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 051800Z IS 27 FEET.// NNNN