ABPW10 PGTW 270600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE WESTERN AND /SOUTH PACIFIC OCEANS/270600Z-280600ZOCT2021// REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/270152ZOCT2021// REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/270151ZOCT2021// NARR/REFS A AND B ARE TROPICAL CYCLONE WARNINGS.// RMKS/ 1. WESTERN NORTH PACIFIC AREA (180 TO MALAY PENINSULA): A. TROPICAL CYCLONE SUMMARY: (1) AT 27OCT21 0000Z, TROPICAL DEPRESSION 26W (TWENTYSIX) WAS LOCATED NEAR 12.2N 109.0E, APPROXIMATELY 159 NM EAST-NORTHEAST OF HO CHI MINH CITY, VIETNAM, AND HAD TRACKED WEST-NORTHWESTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 25 KNOTS GUSTING TO 35 KNOTS. SEE REF A (WTPN32 PGTW 270300) FOR THE FINAL WARNING ON THIS SYSTEM. (2) AT 27OCT21 0000Z, TYPHOON 25W (MALOU) WAS LOCATED NEAR 20.7N 139.3E, APPROXIMATELY 270 NM SOUTH- SOUTHWEST OF IWO TO, AND HAD TRACKED NORTH-NORTHEASTWARD AT 03 KNOTS OVER THE PAST SIX HOURS.MAXIMUM SIGNIFICANT WAVE HEIGHT AT 270000Z IS 23 FEET. MAXIMUM SUSTAINED SURFACE WINDS WERE ESTIMATED AT 65 KNOTS GUSTING TO 80 KNOTS. SEE REF A (WTPN31 PGTW 270300) FOR FURTHER DETAILS. (3) 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