ABPW10 PGTW 180600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS/180600Z-190600ZMAR2026// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/180151ZMAR2026// AMPN/REF A IS A TROPICAL CYCLONE WARNING.// 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: (1) AT 18MAR26 0000Z, TROPICAL CYCLONE 27P (NARELLE) WAS LOCATED NEAR 12.4S 153.3E, APPROXIMATELY 512 NM EAST-NORTHEAST OF CAIRNS, AUSTRALIA, AND HAD TRACKED WESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 65 KNOTS GUSTING TO 80 KNOTS. SEE REF A (WTPS31 PGTW 180300) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. B. TROPICAL DISTURBANCE SUMMARY: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN