ABIO10 PGTW 170930
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN
/REISSUED/170930Z-171800ZJAN2021//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/170751ZJAN2021//
REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/170753ZJAN2021//
NARR/REFS A AND B ARE TROPICAL CYCLONE WARNINGS.//
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 17JAN21 0600Z, TROPICAL CYCLONE 10S (JOSHUA) WAS 
LOCATED NEAR 18.4S 89.9E, APPROXIMATELY 1222 NM SOUTHEAST OF DIEGO 
GARCIA, AND HAD TRACKED SOUTHWESTWARD AT 09 KNOTS OVER THE PAST SIX 
HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 35 KNOTS 
GUSTING TO 45 KNOTS. SEE REF A (WTXS31 PGTW 170900) FOR FURTHER 
DETAILS.
      (2) AT 17JAN21 0600Z, TROPICAL CYCLONE 12S (ELOISE) WAS 
LOCATED NEAR 12.6S 62.1E, APPROXIMATELY 528 NM NORTH-NORTHEAST OF 
PORT LOUIS, MAURITIUS, AND HAD TRACKED WESTWARD AT 12 KNOTS OVER THE 
PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 35 
KNOTS GUSTING TO 45 KNOTS. SEE REF B (WTXS32 PGTW 170900) FOR 
FURTHER DETAILS.
      (3) NO OTHER TROPICAL CYCLONES.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION (INVEST 99S) PREVIOUSLY LOCATED 
NEAR 12.6S 65.2E 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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