ABPW10 PGTW 290300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS REISSUED/290300Z-290600ZJUN2022// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/290251ZJUN2022// AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: (1) THE AREA OF CONVECTION (INVEST 97W) PREVIOUSLY LOCATED NEAR 15.5N 116.5E IS NOW LOCATED NEAR 15.1N 116.9E, APPROXIMATELY 460 NM SOUTH-SOUTHEAST OF HONG KONG. ANIMATED ENHANCED MULTISPECTRAL SATELLITE IMAGERY DEPICTS A CONSOLIDATED LOW LEVEL CIRCULATION CENTER (LLCC) BECOMING MORE ORGANIZED WITH DEEPENING CONVECTION. 282049 SSMIS 91GHZ SHOWS A BROAD, OPEN, SYMETRICAL CIRCULATION WITH A MONSOON DEPRESSION-LIKE SIGNATURE. THE MOST RECENT JTWC UPPER LEVEL STREAM LINE ANALYSIS REVEALS A POINT SOURCE NORTHEAST OF INVEST 97W THAT IS ENHANCING EQUATORWARD OUTFLOW. ENVIRONMENTAL ANALYSIS INDICATES A FAVORABLE ENVIRONMENT WITH LOW (10-15 KNOT) VWS, MODERATE DIVERGENCE ALOFT, AND WARM (30C) SEA SURFACE TEMPERATURES. THE MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 999MB . GFS IS THE MOST AGGRESSIVE BUT GLOBAL MODELS ARE IN GOOD AGREEMENT ON SLOW DEVELOPMENT ALONG A NORTHWESTWARD TRACK TO THE COAST OF SOUTHEAST CHINA, WITH INTENSITY GRADUALLY UP TO LANDFALL. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITH IN THE NEXT 24 HOURS IS UPGRADED TO HIGH. SEE REF A (WTPN21 PGTW 290300) FOR FURTHER DETAILS. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 2. SOUTH PACIFIC AREA (WEST COAST OF SOUTH AMERICA TO 135 EAST): 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 HIGH.// NNNN