ABPW10 PGTW 170600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND SOUTH PACIFIC OCEANS/170600Z-180600ZAPR2026// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/170151ZAPR2026// AMPN/REF A IS A TROPICAL CYCLONE WARNING.// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: (1) AT 17APR26 0000Z, TYPHOON 04W (SINLAKU) WAS LOCATED NEAR 19.5N 145.4E, APPROXIMATELY 391 NM SOUTHEAST OF IWO TO, AND HAD TRACKED NORTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 80 KNOTS GUSTING TO 100 KNOTS. SEE REF A (WTPN31 PGTW 170300) FOR FURTHER DETAILS. (2) NO OTHER TROPICAL CYCLONES. 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: NONE. C. SUBTROPICAL SYSTEM SUMMARY: NONE.// NNNN