000 FZPN04 KNHC 202218 HSFEP3 CCODE/1:31:16:01:00/AOW/NWS/CCODE HIGH SEAS FORECAST FOR METAREA XVI NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 2315 UTC SUN APR 20 2008 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC SUN APR 20. 24 HOUR FORECAST VALID 1800 UTC MON APR 21. 48 HOUR FORECAST VALID 1800 UTC TUE APR 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .S OF 04S W OF 104W E TO SE WINDS TO 20 KT. SEAS TO 9 FT IN SW SWELL. .24 HOUR FORECAST SW OF LINE 03S120W TO 18.5S93W SE WINDS TO 20 KT. SEAS 8 TO 9 FT IN SW SWELL. .48 HOUR FORECAST S OF 06S BETWEEN 90W AND 117W WINDS LESS THAN 20 KT. SEAS TO 10 FT IN S TO SW SWELL...HIGHEST S. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CONVECTION VALID 2145 UTC SUN APR 20. TROUGH 04S90W TO 02S100W. SCATTERED MODERATE WITHIN 75 NM S OF AXIS BETWEEN 91W AND 98W. $$ .FORECASTER BERG. TROPICAL PREDICTION CENTER.