ABIO10 PGTW 181500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN 
REISSUED/181500Z-181800ZDEC2025//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/171951ZDEC2025//
REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/181351ZDEC2025//
NARR/REF A IS A TROPICAL CYCLONE FINAL WARNING. REF B 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 17DEC25 1800Z, TROPICAL CYCLONE 07S (BAKUNG) WAS LOCATED 
NEAR 11.0S 91.4E, APPROXIMATELY 331 NM WEST-NORTHWEST OF THE COCOS 
ISLANDS, TRACKED WEST-SOUTHWESTWARD AT 02 KNOTS OVER THE PAST SIX 
HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 30 KNOTS 
GUSTING TO 40 KNOTS. SEE REF A (WTXS31 PGTW 172100) FOR THE FINAL 
WARNING ON THIS SYSTEM.
      (2) AT 18DEC25 1500Z, TROPICAL CYCLONE 09S (NINE) WAS LOCATED 
NEAR 12.4S 110.1E, APPROXIMATELY 637 NM NORTH-NORTHWEST OF LEARMONTH, 
AUSTRALIA, AND HAS TRACKED SOUTHWESTWARD AT 04 KNOTS OVER THE PAST
SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 35 KNOTS 
GUSTING TO 45 KNOTS. SEE REF B (WTXS32 PGTW 181500) FOR FURTHER DETAILS.
      (3) NO OTHER TROPICAL CYCLONES.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION (INVEST 93S) PREVIOUSLY LOCATED NEAR 
12.5S 111.5E 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: UPGRADED AREA IN PARA 2.B.(1) TO WARNING STATUS.//
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