ABPW10 PGTW 290600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND /SOUTH PACIFIC OCEANS/290600Z-300600ZMAY2022// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: (1) AN AREA OF CONVECTION (INVEST 93W) HAS PERSISTED NEAR 5.5N 132.1E, APPROXIMATELY 187 NM SOUTHWEST OF PALAU. A 290317Z ANIMATED MULTISPECTUAL SATELLEITE IMAGE SHOWS DISORGANIZED, PERSISTING CONVECTION WITH A POORLY ORGNIZED LLC. A 290109Z METOP-C ASCAT PASS REVEALS A PATCH OF 15-20KT WINDS IN THE SOUTHERN SEMICIRCLE OF THE AREA. ENVIROMENTAL ANALYSIS SHOWS THAT THE INVEST IS IN A FAVORABLE AREA FOR DEVELOPMENT DEFINED BY RADIAL OUTFLOW, LOW (5-10KT) VERTICAL WIND SHEAR AND WARM SEA SURFACE TEMPERATURES (30C). GLOBAL MODEL GUIDANCE IS IN AGREEMENT THAT THE INVEST WILL TRACK GENEREALLY NORTHWEST OVER THE NEXT 48-72 HOURS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 15 TO 20 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1008 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO LOW. (2) NO OTHER SUBTROPICAL SYSTEMS. 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