ABIO10 PGTW 261800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/261800Z- 271800ZSEP2022// RMKS/ 1. NORTH INDIAN OCEAN AREA (MALAY PENINSULA WEST TO COAST OF AFRICA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. 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: (1) THE AREA OF CONVECTION (INVEST 91S) HAS PERSISTED NEAR 12.7S 83.1E, APPROXIMATELY 705 NM EAST-SOUTHEAST OF DIEGO GARCIA. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY (EIR) AND A 261546Z METOP-C ASCAT PASS DEPICT A DEFINED LOW LEVEL CIRCULATION (LLC) WITH FLARING CONVECTION. ENVIRONMENTAL ANALYSIS SHOWS POOR CONDITIONS FOR DEVELOPMENT, WITH SLIGHT POLEWARD OUTFLOW, HIGH (30-40 KTS) VERTICAL WIND SHEAR (VWS), AND COOL (26-27C) SEA SURFACE TEMPERATURES (SST). GLOBAL MODELS ARE IN AGREEMENT THAT 91S WILL WEAKEN AS IT TRACKS WESTWARD. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 25 TO 30 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1003 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS REMAINS LOW. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN