ABIO10 PGTW 021800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/021800Z-031800ZFEB2023// 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 94S) PREVIOUSLY LOCATED NEAR 12.2S 90.7E IS NOW LOCATED NEAR 12.5S 92.0E, APPROXIMATELY 286 NM WEST OF COCOS ISLANDS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY AND A 021230Z SSMIS 91GHZ PASS REVEALS A PARTIALLY EXPOSED LOW LEVEL CIRCULATION (LLC) WITH DISORGANIZED BANDING AND DEEP CONVECTIVE ELEMENTS OFF TO THE WEST. A PARTIAL 021525Z ASCAT-B PASS SHOWS INDICATIONS OF A TROUGH-LIKE CIRCULATION WITH A CONCENTRATED AREA OF 25KT WINDS TO THE WEST OF THE LLC, LIKELY ASSOCIATED WITH THE AFOREMENTIONED CONVECTIVE ACTIVITY. ENVIRONMENTAL ANALYSIS INDICATES MARGINALLY FAVORABLE CONDITIONS FOR TROPICAL DEVELOPMENT DUE TO HIGH (25-30KT) VERTICAL WIND SHEAR, OFFSET BY GOOD POLEWARD AND WESTWARD OUTFLOW ALOFT, A MODERATE 850MB POSITIVE VORTICITY SIGNATURE, AND WARM (27-28C) SSTS. THE MADDEN- JULIAN OSCILLATION (MJO) EVENT OVER THE EASTERN INDIAN OCEAN CONTINUES TO INCREASE INSTABILITY OVER THE AREA AND MAY PLAY A ROLE IN FURTHER TROPICAL DEVELOPMENT. GLOBAL MODELS ARE IN GENERAL AGREEMENT THAT 94S WILL CONSOLIDATE ALONG AN EASTERLY TRACK. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1002 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