ABPW10 PGTW 281330 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND /SOUTH PACIFIC OCEAN REISSUED/281330ZFEB2021-010600ZMAR2021// 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 99P) PREVIOUSLY LOCATED NEAR 16.9S 148.5E IS NOW LOCATED NEAR 17.1S 148.2E, APPROXIMATELY 140 NM EAST OF CAIRNS, AUSTRALIA. ANIMATED MULTISPECTRAL SATELLITE IMAGERY, A COMPOSITE RADAR LOOP FROM WILLIS ISLAND, AND A 280702Z SSMIS 91 GHZ MICROWAVE PASS REVEAL DISORGANIZED BANDING WRAPPING INTO A LOW LEVEL CIRCULATION CENTER (LLCC) WITH FLARING CONVECTION IN THE SOUTHERN PERIPHERY. A 281011Z ASCAT-A IMAGE DEPICTS A WELL DEFINED LLCC WITH 30-35KT WINDS IN THE SOUTHWEST QUADRANT. ENVIRONMENTAL ANALYSIS DEPICTS A FAVORABLE ENVIRONMENT WITH ROBUST POLEWARD UPPER LEVEL OUTFLOW, LOW TO MODERATE (15-20KTS) VERTICAL WIND SHEAR, AND WARM (29-30C) SEA SURFACE TEMPERATURES. GLOBAL MODELS INDICATE QUASI-STATIONARY MOVEMENT OFF THE COAST OF AUSTRALIA OVER THE NEXT 24 HOURS WITH STEADY INTENSIFICATION. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 28 TO 33 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 998 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO HIGH. (2) NO OTHER SUSPECT AREAS. C. SUBTROPICAL SYSTEM SUMMARY: NONE. 3. JUSTIFICATION FOR REISSUE: UPGRADED AREA IN PARA. 2.B.(1). TO HIGH.// NNNN