ABIO10 PGTW 072130 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN REISSUED/072130Z-081800ZMAR2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/071951ZMAR2021// REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/071952ZMAR2021// 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 07MAR21 1800Z, TROPICAL CYCLONE 24S (HABANA) WAS LOCATED NEAR 17.4S 80.4E, APPROXIMATELY 772 NM SOUTHEAST OF DIEGO GARCIA, AND HAD TRACKED SOUTHEASTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 100 KNOTS GUSTING TO 125 KNOTS. SEE REF A (WTXS32 PGTW 072100) FOR FURTHER DETAILS. (2) AT 07MAR21 1800Z, TROPICAL CYCLONE 25S (IMAN) WAS LOCATED NEAR 24.4S 58.0E, APPROXIMATELY 278 NM SOUTH-SOUTHEAST OF ST DENIS, LA REUNION, AND HAD TRACKED EAST- SOUTHEASTWARD AT 19 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 45 KNOTS GUSTING TO 55 KNOTS. SEE REF B (WTXS31 PGTW 072100) FOR FURTHER DETAILS. (3) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: (1) THE AREA OF CONVECTION (INVEST 91S) PREVIOUSLY LOCATED NEAR 21.9S 53.0E IS NOW THE SUBJECT OF A TROPICAL CYCLONE WARNING. SEE PARA. 2.A.(2) FOR FURTHER DETAILS. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 3. JUSTIFICATION FOR REISSUE: UPGRADE AREA IN PARA 2.B.(1) TO WARNING STATUS.// NNNN