ABPW10 PGTW 290600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS/290600Z-300600ZJUN2022// 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 241 NM WEST OF MANILA, PHILIPPINES. ANIMATED ENHANCED MULTISPECTRAL SATELLITE IMAGERY DEPICTS A BROAD LOW LEVEL CIRCULATION WITH DEEPENING CONVECTION IN THE WESTERN AND SOUTHERN PERIPHERIES. RECENT SCATTEROMETRY DATA REVEALS A MONSOON DEPRESSION-LIKE SIGNATURE WITH 20 KT WINDS AROUND A BROAD CIRCULATION. ENVIRONMENTAL ANALYSIS INDICATES FAVORABLE CONDITIONS FOR DEVELOPMENT DEFINED BY; MODERATE EQUATORWARD OUTFLOW ALOFT, LOW (10-15KT) VERTICAL WIND SHEAR AND VERY WARM (30-31C) SEA SURFACE TEMPERATURES. JTWC UPPER LEVEL STREAM LINE ANALYSIS REVEALS A POINT SOURCE SLIGHTLY NORTHEAST OF 97W, FURTHER ENHANCING OUTFLOW ALOFT. WITH GFS BEING THE MOST AGGRESSIVE, GLOBAL MODELS ARE IN AGREEMENT THAT INVEST 97W WILL BEGIN TO DEVELOP AS IT DRIFTS ALONG A NORTHWESTWARD TRACK. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 15 TO 20 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 999 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS REMAINS 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.// NNNN