ABPW10 PGTW 280100 COR MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS REISSUED CORRECTED/280100Z-280600ZSEP2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/271951ZSEP2021// AMPN/REF A IS A TROPICAL CYCLONE WARNING.// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: (1) AT 27SEP21 1800Z, TYPHOON 20W (MINDULLE) WAS LOCATED NEAR 20.5N 136.3E, APPROXIMATELY 378 NM SOUTHWEST OF IWO TO, AND HAD TRACKED NORTH-NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 90 KNOTS GUSTING TO 110 KNOTS. SEE REF A (WTPN31 PGTW 272100) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: (1) AN AREA OF CONVECTION (INVEST 91W) HAS PERSISTED NEAR 21.3N 153.2E, APPROXIMATELY 677 NM NORTHEAST OF GUAM. MULTISPECTRAL SATELLITE IMAGERY (MSI) AND A 272107Z SSMIS 91GHZ MICROWAVE IMAGE DEPICT PERSISTENT CONVECTION OFFSET TO THE SOUTHEASTERN PERIPHERY OF AN EXPOSED LOW LEVEL CIRCULATION (LLC). A 272143Z METOP-A ASCAT PASS SHOWS HIGHER WINDS IN THE EASTERN HEMISPHERE OF THE ELONGATED LLC. ENVIRONMENTAL ANALYSIS INDICATES GENERALLY FAVORABLE CONDITIONS FOR DEVELOPMENT, WITH ROBUST EQUATORWARD OUTFLOW AND WARM (30C) SEA SURFACE TEMPERATURES (SST) BEING OFFSET BY MODERATE (15-20 KTS) VERTICAL WIND SHEAR (VWS). NUMERICAL MODELS AGREE THAT 91W WILL TRACK NORTH-NORTHEAST OVER THE NEXT SEVERAL DAYS, BUT DISAGREE REGARDING INTENSIFICATION, WITH GFS AND NAVGEM SHOWING INTENSIFICATION BUT ECMWF AND JMA REMAINING BELOW WARNING CRITERIA. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 10 TO 15 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1010 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS MEDIUM. (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. 3. JUSTIFICATION FOR REISSUE: ADDED AREA IN PARA 1.B.(1) AS A MEDIUM. 4. JUSTIFICATION FOR CORRECTION: CORRECTED POSITION IN PARA 1.B. (1).// NNNN