ABIO10 PGTW 121800
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/121800Z-
131800ZMAR2024//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/121352ZMAR2024//
REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/120751ZMAR2024//
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 12MAR24 1200Z, TROPICAL CYCLONE 18S (EIGHTEEN) WAS LOCATED 
NEAR 13.1S 107.7E, APPROXIMATELY 662 NM NORTHWEST OF LEARMONTH, 
AUSTRALIA, AND HAD TRACKED EASTWARD AT 16 KNOTS OVER THE PAST SIX HOURS. 
MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 40 KNOTS GUSTING TO 50 
KNOTS. SEE REF A (WTXS32 PGTW 121500) FOR FURTHER DETAILS.
      (2) AT 12MAR24 0600Z, TROPICAL CYCLONE 17S (FILIPO) WAS LOCATED 
NEAR 21.5S 34.9E, APPROXIMATELY 298 NM WEST OF EUROPA ISLAND, AND HAD 
TRACKED SOUTHWESTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM 
SUSTAINED SURFACE WINDS WERE ESTIMATED AT 50 KNOTS GUSTING TO 65 KNOTS. 
SEE REF B (WTXS31 PGTW 120900) FOR FURTHER DETAILS.
      (3) NO OTHER TROPICAL CYCLONES.
   B. TROPICAL DISTURBANCE SUMMARY: NONE.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.//
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