ABIO10 PGTW 211800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL/HARBOR/HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/211800Z-221800ZDEC2020// 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 95S) PREVIOUSLY LOCATED NEAR 12.0S 63.8E IS NOW LOCATED NEAR 13.9S 63.8E, APPROXIMATELY 520 NM NORTHEAST OF MAURITIUS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY AND A 211156Z SSMIS 91GHZ MICROWAVE IMAGE DEPICT A BROAD AREA OF TURNING WITH FLARING CONVECTION IN THE SOUTHERN SEMI-CIRCLE. INVEST 95S IS IN A MARGINALLY FAVORABLE ENVIRONMENT FOR DEVELOPMENT WITH WARM (29-30C) SEA SURFACE TEMPERATURES, MODERATE OUTFLOW ALOFT, OFFSET BY MODERATE TO HIGH (20-25KTS) VERTICAL WIND SHEAR. GLOBAL MODELS ARE IN GENERAL AGREEMENT THAT INVEST 95S WILL CONTINUE TO CONSOLIDATE AS IT TRACKS SOUTHWESTWARD OVER THE NEXT SEVERAL DAYS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1005 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