ABIO10 PGTW 141800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/141800Z- 151800ZFEB2023// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/141351ZFEB2023// REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/140753ZFEB2023// NARR/REFS A AND B ARE TROPICAL CYCLONE WARNINGS.// 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: (1) AT 14FEB23 1200Z, TROPICAL CYCLONE 11S (FREDDY) WAS LOCATED NEAR 15.4S 90.0E, APPROXIMATELY 1143 NM EAST-SOUTHEAST OF DIEGO GARCIA, AND HAD TRACKED WESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 95 KNOTS GUSTING TO 115 KNOTS. SEE REF A (WTXS31 PGTW 141500) FOR FURTHER DETAILS. (2) AT 14FEB23 0600Z, TROPICAL CYCLONE 13S (DINGANI) WAS LOCATED NEAR 22.2S 71.9E, APPROXIMATELY 907 NM SOUTH OF DIEGO GARCIA, AND HAD TRACKED SOUTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 60 KNOTS GUSTING TO 75 KNOTS. SEE REF B (WTXS32 PGTW 140900) FOR FURTHER DETAILS. (3) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN