ABIO10 PGTW 051800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN /OCEAN/051800Z-061800ZJAN2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/051351ZJAN2021// 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 05JAN21 1200Z, TROPICAL CYCLONE 08S (DANILO) WAS LOCATED NEAR 16.7S 76.0E, APPROXIMATELY 611 NM SOUTH-SOUTHEAST OF DIEGO GARCIA, AND HAD TRACKED WEST-SOUTHWESTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 70 KNOTS GUSTING TO 85 KNOTS. SEE REF A (WTXS31 PGTW 051500) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN