ABIO10 PGTW 281800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/281800ZFEB2025-011800ZMAR2025// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/280752ZFEB2025// REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/280751ZFEB2025// 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 28FEB25 0600Z, TROPICAL CYCLONE 23S (HONDE) WAS LOCATED NEAR 26.0S 43.8E, APPROXIMATELY 301 NM SOUTHEAST OF EUROPA ISLAND, AND HAD TRACKED EAST-SOUTHEASTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 60 KNOTS GUSTING TO 75 KNOTS. SEE REF A (WTXS33 PGTW 280900) FOR FURTHER DETAILS. (2) AT 28FEB25 0600Z, TROPICAL CYCLONE 22S (GARANCE) WAS LOCATED NEAR 21.0S 55.5E, APPROXIMATELY 32 NM SOUTH-SOUTHEAST OF ST DENIS, AND HAD TRACKED SOUTHWARD AT 13 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 90 KNOTS GUSTING TO 110 KNOTS. SEE REF B (WTXS32 PGTW 280900) FOR FURTHER DETAILS. (3) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN