ABIO10 PGTW 281230
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN 
REISSUED/281230Z-281800ZAUG2024//
RMKS/
1. NORTH INDIAN OCEAN AREA (MALAY PENINSULA WEST TO COAST OF AFRICA):
   A. TROPICAL CYCLONE SUMMARY: NONE.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION (INVEST 91A) PREVIOUSLY LOCATED NEAR 
24.3N 70.5E IS NOW LOCATED NEAR 23.9N 69.9E, APPROXIMATELY 165 NM EAST-
SOUTHEAST OF KARACHI, PAKISTAN. ANIMATED VISIBLE AND ENHANCED INFRARED 
SATELLITE IMAGERY DEPICT A BROAD, DEFINED LOW LEVEL CIRCULATION CENTER 
WITH EMBEDDED CONVECTION ORGANIZING OVER THE NORTHWESTERN COAST OF INDIA. 
A 280900Z AMSR2 89 GHZ MICROWAVE IMAGE REVEALS CURVED DEEP CONVECTIVE 
BANDING ALONG THE SOUTHERN SEMICIRCLE. GLOBAL MODELS INDICATE THE SYSTEM 
IS EXPECTED TO TRACK WESTWARD, EMERGING OVER THE NORTHERN ARABIAN SEA 
OVER THE NEXT 2-3 DAYS WHERE IT WILL FIND FAVORABLE CONDITIONS FOR 
DEVELOPMENT, INCLUDING LOW TO MODERATE VERTICAL WIND SHEAR OF 15-20 KTS 
AND SEA SURFACE TEMPERATURES OF 28-29 DEGREES C. MAXIMUM SUSTAINED 
SURFACE WINDS ARE ESTIMATED AT 25 TO 30 KNOTS. MINIMUM SEA LEVEL PRESSURE 
IS ESTIMATED TO BE NEAR 994 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A 
SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO 
MEDIUM.
      (2) NO OTHER SUSPECT AREAS.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.
2. SOUTH INDIAN OCEAN AREA (135E WEST TO COAST OF AFRICA):
   A. TROPICAL CYCLONE SUMMARY: NONE.
   B. TROPICAL DISTURBANCE SUMMARY: NONE.
   C. SUBTROPICAL SYSTEM SUMMARY: NONE.
3. JUSTIFICATION FOR REISSUE: UPGRADED AREA IN PARAGRAPH 1.B.(1) TO 
MEDIUM.//
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