ABIO10 PGTW 211800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/211800Z- 221800ZMAR2025// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/201951ZMAR2025// AMPN/REF A IS A TROPICAL CYCLONE FINAL 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 20MAR25 1800Z, TROPICAL CYCLONE 26S (TWENTYSIX) WAS LOCATED NEAR 14.4S 96.3E, APPROXIMATELY 137 NM SOUTH-SOUTHWEST OF THE COCOS ISLANDS, AND HAD TRACKED SOUTH- SOUTHEASTWARD AT 07 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 35 KNOTS GUSTING TO 45 KNOTS. SEE REF A (WTXS31 PGTW 202100) FOR THE FINAL WARNING ON THIS SYSTEM. (2) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN