000 FZPN04 KNHC 181015 HSFEP3 CCODE/1:31:16:01:00/AOW/NWS/CCODE HIGH SEAS FORECAST FOR METAREA XVI NWS NATIONAL HURRICANE CENTER MIAMI FL 1115 UTC TUE APR 18 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SECURITE E PACIFIC FROM 03.4S TO 18.5S E OF 120W SYNOPSIS VALID 0600 UTC TUE APR 18. 24 HOUR FORECAST VALID 0600 UTC WED APR 19. 48 HOUR FORECAST VALID 0600 UTC THU APR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .S OF LINE FROM 06S120W TO 16S101W TO 18.5S98W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN SW SWELL. .24 HOUR FORECAST W OF LINE FROM 03.4S110W TO 05S104W TO 15S88W TO 18.5S87W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN SW SWELL. .48 HOUR FORECAST S OF LINE FROM 12S120W TO 04S114W TO 05S103W TO 15S86W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 1000 UTC TUE APR 18... .TROUGH FROM 02S87W TO 04.5S101W TO 03.4S108W TO 00.5S113W. SCATTERED MODERATE ISOLATED STRONG FROM 03.4S TO 06S BETWEEN 95W AND 110W. $$ .FORECASTER MCELROY. NATIONAL HURRICANE CENTER.