000 FZPN04 KNHC 212240 HSFEP3 HIGH SEAS FORECAST FOR METAREA XVI NWS NATIONAL HURRICANE CENTER MIAMI FL 2315 UTC FRI SEP 21 2012 CCODE/1:31:16:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 FRI SEP 21. 24 HOUR FORECAST VALID 1800 UTC SAT SEP 22. 48 HOUR FORECAST VALID 1800 UTC SUN SEP 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .SW OF LINE 00N102W TO 18.5S75W WINDS 20 KT OR LESS. SEAS TO 11 FT IN SE SWELL. .24 HOUR FORECAST W OF LINE 00N108W TO 08S95W TO 18.5S98W WINDS 20 KT OR LESS. SEAS TO 10 FT IN SE SWELL. .48 HOUR FORECAST W OF 100W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SE AND SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER WALLY BARNES. NATIONAL HURRICANE CENTER.