ABPW10 PGTW 260330 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS REISSUED/260330Z-260600ZFEB2023// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/260321ZFEB2023// 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: 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 94P) PREVIOUSLY LOCATED NEAR 13.0S 179.2E IS NOW LOCATED NEAR 11.9S 175.7E, APPROXIMATELY 363 NM NORTH-NORTHWEST OF NADI, FIJI. ANIMATED MULTISPECTRAL SATELLITE IMAGERY (MSI) AND A 260146Z 183GHZ ATMS IMAGE DEPICT WEAK CONVECTIVE BANDING IN THE NORTHERN AND WESTERN QUADRANTS THAT HAS NOT YET COMPLETELY WRAPPED AROUND THE LOW LEVEL CIRCULATION (LLC). THE MOST RECENT 252151Z METOP-B ASCAT IMAGE SHOWS STRAIGHT-LINE WIND FLOW OF 30-35KTS ON THE EASTERN SIDE OF THE LLC, WHICH ALIGNS WITH THE CURRENT MODEL DATA. ENVIRONMENTAL ANALYSIS REVEALS THAT INVEST 94P IS IN AN AREA OF MARGINAL DEVELOPMENT WITH NEAR RADIAL OUTFLOW, VERY WARM (30-31C) SEA SURFACE TEMPERATURES, OFFSET BY LOW TO MODERATE (10-20KT) VERTICAL WIND SHEAR (VWS). MULTIPLE DETERMINISTIC AND ENSEMBLE MODELS INDICATE THAT DEVELOPMENT IS LIKELY AS THE SYSTEM TRACKS SOUTHWESTWARD OVER THE NEXT 48 HOURS. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 25 TO 30 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1005 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO HIGH. SEE REF A (WTPS21 PGTW 260330) FOR FURTHER DETAILS. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 3. JUSTIFICATION FOR REISSUE: UPGRADED AREA IN PARA 2.B. (1) TO A HIGH// NNNN