ABIO10 PGTW 290930
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/290930Z-
300930ZMAR2023//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/290751ZMAR2023//
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 29MAR23 0600Z, TROPICAL CYCLONE 17S (HERMAN) WAS LOCATED 
NEAR 13.7S 101.0E, APPROXIMATELY 907 NM WEST-NORTHWEST OF LEARMONTH, 
AUSTRALIA, AND HAD TRACKED SOUTHEASTWARD AT 10 KNOTS OVER THE PAST SIX 
HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 40 KNOTS GUSTING 
TO 50 KNOTS. SEE REF A (WTXS31 PGTW 290900) FOR FURTHER DETAILS.
      (2) NO OTHER TROPICAL CYCLONES.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION (INVEST 96S) PREVIOUSLY LOCATED NEAR 
13.3S 99.3E IS NOW THE SUBJECT OF A TROPICAL CYCLONE WARNING. SEE PARA. 
2.A.(1) FOR FURTHER DETAILS.
      (2) NO OTHER SUSPECT AREAS.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.//
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