ABIO10 PGTW 221800
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN/221800Z-
231800ZMAY2024//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/221351ZMAY2024//
AMPN/REF A IS A TROPICAL CYCLONE WARNING.//
RMKS/
1. :
   A. TROPICAL CYCLONE SUMMARY: NONE.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION (INVEST 99B) PREVIOUSLY LOCATED NEAR 
12.5N 81.0E IS NOW LOCATED NEAR 14.0N 83.6E, APPROXIMATELY 202 NM EAST-
NORTHEAST OF CHENNAI. ANIMATED ENHANCED INFRARED (EIR) SATELLITES IMAGERY 
AND A 221502Z PARTIAL ASCAT PASS DEPICTS AN ELONGATED WEAK AND POORLY 
DEFINED LLC. ENVIRONMENTAL ANALYSIS INDICATES A FAVORABLE ENVIRONMENT FOR 
DEVELOP DUE TO LOW (5-10KT) VWS, GOOD UPPER LEVEL OUTFLOW, AND WARM (30-
31C) SST. GLOBAL DETERMINISTIC MODELS ARE IN GOOD AGREEMENT THAT 99B WILL 
CONTINUE TO STRENGTHEN IN THE BAY OF BENGAL OVER THE NEXT 24 HRS. MAXIMUM 
SUSTAINED SURFACE WINDS ARE ESTIMATED AT 13 TO 18 KNOTS. MINIMUM SEA 
LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1003 MB. THE POTENTIAL FOR THE 
DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS 
REMAINS LOW.
      (2) NO OTHER SUSPECT AREAS.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.
2. :
   A. TROPICAL CYCLONE SUMMARY:
      (1) AT 22MAY24 1200Z, TROPICAL CYCLONE 24S (IALY) WAS LOCATED NEAR 
3.1S 41.8E, APPROXIMATELY 268 NM NORTHEAST OF DAR ES SALAAM, TANZA, AND 
HAD TRACKED NORTH- NORTHWESTWARD AT 03 KNOTS OVER THE PAST SIX HOURS. 
MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 30 KNOTS GUSTING TO 40 
KNOTS. SEE REF A (WTXS31 PGTW 221500) FOR THE FINAL WARNING ON THIS 
SYSTEM.
      (2) NO OTHER TROPICAL CYCLONES.
   B. TROPICAL DISTURBANCE SUMMARY: NONE.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.//
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