ABPW10 PGTW 060600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND /SOUTH PACIFIC OCEANS/060600Z-070600ZOCT2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/051421ZOCT2021// 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 92W) PREVIOUSLY LOCATED NEAR 13.0N 116.5E IS NOW LOCATED NEAR 14.6N 114.0E, APPROXIMATELY 403 NM NORTHWEST OF PUERTO PRINCESA, PALAWAN. ANIMATED MULTISPECTRAL SATELLITE IMAGERY DEPICTS BROAD, DISORGANIZED CONVECTION THAT OBSCURES A BROAD, WEAK, AND ELONGATED LOW LEVEL CIRCULATION (LLC). ENVIRONMENTAL ANALYSIS CONTINUES TO DEPICT MARGINALLY FAVORABLE CONDITIONS FOR DEVELOPMENT WITH STRONG EQUATORWARD OUTFLOW AND VERY WARM (30C) SEA SURFACE TEMPERATURES OFFSET BY MODERATE (15-20KT) VERTICAL WIND SHEAR. A 052357Z DIRECT ASCAT-A PASS SHOWS MOSTLY 10- 15KT WIND BARBS AROUND THE LLC WITH PATCHES OF 20KT WIND BARBS IN THE SOUTHEAST QUADRANT. GLOBAL MODELS ARE IN OVERALL AGREEMENT THAT 92W WILL CONTINUE TO TRACK GENERALLY NORTHWESTWARD WITH INCREASING SPREAD TO OVER 280NM IN JUST TWO DAYS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 17 TO 22 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1006 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS REMAINS HIGH. SEE REF A (WTPN21 PGTW 051430) 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