ABIO10 PGTW 141800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR/HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE NDIAN/OCEAN/141800Z- 151800ZMAY2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR/HI/141351ZMAY2021// 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: (1) AT 14MAY21 1200Z, TROPICAL CYCLONE 01A (ONE) WAS LOCATED NEAR 11.9N 72.2E, APPROXIMATELY 828 NM SOUTH-SOUTHEAST OF KARACHI, PAKISTAN, AND HAD TRACKED NORTH- NORTHEASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 40 KNOTS GUSTING TO 50 KNOTS. SEE REF A (WTIO31 PGTW 141500) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. 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: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN