ABIO10 PGTW 231800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/231800Z- 241800ZMAY2024// RMKS/ 1. NORTH INDIAN OCEAN AREA (MALAY PENINSULA WEST TO COAST OF AFRICA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: (1) THE AREA OF CONVECTION (INVEST 99B) PREVIOUSLY LOCATED NEAR 13.7N 86.9E IS NOW LOCATED NEAR 13.6N 86.6E, APPROXIMATELY 379 NM WEST- NORTHWEST OF PORT BLAIR. ANIMATED ENHANCED INFRARED (EIR) SATELLITE IMAGERY DEPICT A BROAD, SLOWLY CONSOLIDATING CIRCULATION AND POORLY DEFINED LLC. ENVIRONMENTAL ANALYSIS INDICATES A MARGINALLY FAVORABLE ENVIRONMENT FOR DEVELOPMENT DUE TO MODERATE (15-20KT) VWS, OFFSET BY GOOD EQUATORWARD OUTFLOW, AND WARM (30-31C) SST. GLOBAL DETERMINISTIC MODELS ARE IN GOOD AGREEMENT THAT 99B WILL CONTINUE TO SLOWLY INTENSIFY IN THE BAY OF BENGAL OVER THE NEXT 24 HRS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 18 TO 23 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1001 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS REMAINS MEDIUM. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 2. SOUTH INDIAN OCEAN AREA (135E WEST TO COAST OF AFRICA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN