ABIO10 PGTW 041800 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN/OCEAN/041800Z-051800ZFEB2022// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/041351ZFEB2022// REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/040751ZFEB2022// NARR/REFS A AND B ARE TROPICAL CYCLONE WARNINGS.// RMKS/ 1. : A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 2. : A. TROPICAL CYCLONE SUMMARY: (1) AT 04FEB22 1200Z, TROPICAL CYCLONE 08S (BATSIRAI) WAS LOCATED NEAR 19.4S 52.6E, APPROXIMATELY 285 NM EAST OF ST ANTANANARIVO, MADAGASCAR, AND HAD TRACKED WESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 115 KNOTS GUSTING TO 140 KNOTS. SEE REF A (WTXS31 PGTW 041500) FOR FURTHER DETAILS. (2) AT 04FEB22 0600Z, TROPICAL CYCLONE 10S (TEN) WAS LOCATED NEAR 17.8S 83.8E, APPROXIMATELY 921 NM SOUTHEAST OF DIEGO GARCIA, AND HAD TRACKED SOUTH-SOUTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 35 KNOTS GUSTING TO 45 KNOTS. SEE REF B (WTXS32 PGTW 040900) FOR FURTHER DETAILS. (3) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN