ABIO10 PGTW 071800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/071800Z- 081800ZMAR2023// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/071351ZMAR2023// AMPN/REF A IS A TROPICAL CYCLONE WARNING.// 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 07MAR23 1200Z, TROPICAL CYCLONE 11S (FREDDY) WAS LOCATED NEAR 23.0S 42.1E, APPROXIMATELY 116 NM EAST-SOUTHEAST OF EUROPA ISLAND, AND HAD TRACKED NORTHWESTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 85 KNOTS GUSTING TO 105 KNOTS. SEE REF A (WTXS31 PGTW 071500) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN