ABIO10 PGTW 051100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN 
REISSUED/051100Z-051800ZDEC2022//
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 96B) PREVIOUSLY LOCATED NEAR 
5.8N 99.0E IS NOW LOCATED NEAR 7.6N 93.1E, APPROXIMATELY 825 NM EAST-
SOUTHEAST OF CHENNAI, INDIA. ANIMATED MULTISPECTRAL SATELLITE IMAGERY 
DEPICTS DISORGANIZED DEEP CONVECTION OBSCURING A BROAD LOW-LEVEL 
CIRCULATION (LLC). A 050658Z ATMS 88.2 GHZ PASS REVEALS WEAK FORMATIVE 
BANDING IN THE NORTHERN QUADRANT OF THE LLC. UPPER-LEVEL ANALYSIS 
INDICATES AN IMPROVING ENVIRONMENT WITH STRONG DIFFLUENCE AND LOW TO 
MODERATE (15-20 KNOT) EASTERLY VERTICAL WIND SHEAR. SEA SURFACE 
TEMPERATURES OF 29C ARE CONDUCIVE FOR DEVELOPMENT. GLOBAL MODELS ARE IN 
GOOD AGREEMENT ON STEADY DEVELOPMENT AS 96B TRACKS WEST-NORTHWESTWARD 
OVER THE NEXT 24-48 HOURS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED 
AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 
1004 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 PARA 1.B.(1) TO MEDIUM.//
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