000 FZPN04 KNHC 180415 HSFEP3 CCODE/1:31:16:01:00/AOW/NWS/CCODE HIGH SEAS FORECAST FOR METAREA XVI NWS NATIONAL HURRICANE CENTER MIAMI FL 0515 UTC TUE APR 18 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC TUE APR 18. 24 HOUR FORECAST VALID 0000 UTC WED APR 19. 48 HOUR FORECAST VALID 0000 UTC THU APR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .S OF LINE FROM 09S120W TO 14S110W TO 18.5S103W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN SW SWELL. .24 HOUR FORECAST W OF LINE FROM 03.4S116W TO 06S103W TO 17S89W TO 18.5S89W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN SW SWELL. .48 HOUR FORECAST S OF LINE FROM 09S120W TO 03.4S112W TO 03.4S106W TO 07S97W TO 14S87W 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 0400 UTC TUE APR 18... .TROUGH FROM 03.4S95W TO 05S100W TO BEYOND 03.4S106W...SCATTERED MODERATE AREA BOUNDED BY 03.4S93W TO 07S101W TO 03.4S105W TO 03.4S95W. $$ .FORECASTER MCELROY. NATIONAL HURRICANE CENTER.