WTXS31 PGTW 021500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 09S (NINE) WARNING NR 006// RMKS/ 1. TROPICAL CYCLONE 09S (NINE) WARNING NR 006 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 021200Z --- NEAR 21.8S 70.5E MOVEMENT PAST SIX HOURS - 120 DEGREES AT 20 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER REPEAT POSIT: 21.8S 70.5E --- FORECASTS: 12 HRS, VALID AT: 030000Z --- 25.0S 73.4E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 021500Z POSITION NEAR 22.6S 71.2E. 02FEB24. TROPICAL CYCLONE 09S (NINE), LOCATED APPROXIMATELY 746 NM EAST OF PORT LOUIS, MAURITIUS, HAS TRACKED EAST-SOUTHEASTWARD AT 20 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY SHOWS THE CENTRAL CONVECTION HAS BECOME SEVERELY SHEARED FROM THE LOW LEVEL CIRCULATION (LLC) THAT HAS BECOME WEAK, FULLY EXPOSED, RAGGED, AND ILL-DEFINED. THE INITIAL POSITION IS PLACED ON A CENTROID OF MULTIPLE WEAK SPINNERS THAT MATCHED A BROAD AND RAGGED LLC FEATURE IN THE 020925Z ATMS MICROWAVE IMAGE. THE INITIAL INTENSITY OF 30KTS IS BASED ON THE 6-HR CONVECTIVE DEGRADATION. ANALYSIS INDICATES THE SYSTEM IS NOW WELL SOUTH OF THE SUBTROPICAL RIDGE AXIS AND INUNDATED WITH STRONG VERTICAL WIND SHEAR UNDER THE UPPER LEVEL TROUGH AND THE PREVAILING WESTERLIES. TC 09S HAS FALLEN BELOW WARNING CRITERIA AND IS NOT EXPECTED TO RECOVER. 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 021200Z IS 1004 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 021200Z IS 12 FEET.// NNNN