000 FZPN04 KNHC 211629 HSFEP3 CCODE/1:31:16:01:00/AOW/NWS/CCODE HIGH SEAS FORECAST FOR METAREA XVI NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1715 UTC WED MAY 21 2008 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W SYNOPSIS VALID 1200 UTC WED MAY 21. 24 HOUR FORECAST VALID 1200 UTC THU MAY 22. 48 HOUR FORECAST VALID 1200 UTC FRI MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 18.5S92W TO 10S106W. S OF LINE 18.5S80W TO 10S105W TO 18.5S115W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT PRIMARILY IN SW SWELL. .24 HOUR FORECAST TROUGH 18.5S87W TO 12S95W. S OF LINE 18.5S90W TO 10S115W TO 18.5S115W WINDS LESS THAN 20 KT. SEAS TO 9 FT PRIMARILY IN SW SWELL. .48 HOUR FORECAST TROUGH DISSIPATED. S OF 10S W OF 90W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN SW SWELL. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER COBB. TROPICAL PREDICTION CENTER.