ABPW10 PGTW 170600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS/170600Z-180600ZJAN2023// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: NONE. B. TROPICAL DISTURBANCE SUMMARY: NONE. 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: (1) THE AREA OF CONVECTION (INVEST 91P) PREVIOUSLY LOCATED NEAR 17.2S 157.4E IS NOW LOCATED NEAR 17.3S 157.5E, APPROXIMATELY 588 NM WEST-NORTHWEST OF NOUMEA, NEW CALEDONIA. ANIMATED MULTISPECTRAL SATELLITE IMAGERY (MSI) AND A 170245Z AMSR2 36GHZ MICROWAVE IMAGE DEPICT A CONSOLIDATING LOW LEVEL CIRCULATION CENTER (LLCC) THAT SHOWS FRAGMENTED, FORMATIVE BANDING PERSISTING ON THE OUTER PERIPHERIES OF THE WELL DEFINED LLCC, WHICH CAN BE EASILY IDENTIFIED IN A 162312Z ASCAT-C PASS. ENVIRONMENTAL ANALYSIS REVEALS A FAVORABLE ENVIRONMENT FOR DEVELOPMENT WITH WARM (27-29C) SEA SURFACE TEMPERATURES, STRONG EQUATORWARD OUTFLOW, AND MARGINAL (15-25KT) VWS. GLOBAL MODELS ARE IN AGREEMENT THAT 91P WILL MOVE TO THE EAST SOUTHEAST OVER THE NEXT 24 HOURS AND GRADUALLY CONSOLIDATE AND INTENSIFY. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 23 TO 27 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1003 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO MEDIUM. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN