000 FZPN04 KNHC 180417 HSFEP3 HIGH SEAS FORECAST FOR METAREA XVI NWS NATIONAL HURRICANE CENTER MIAMI FL 0515 UTC SAT AUG 18 2012 CCODE/1:31:16:01:00/AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SAT AUG 18. 24 HOUR FORECAST VALID 0000 UTC SUN AUG 19. 48 HOUR FORECAST VALID 0000 UTC MON AUG 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 180 NM EITHER SIDE OF LINE FROM 13S100W TO 15S75W E TO SE WINDS 20 TO 25 KT. SEAS 10 TO 12 FT IN MIXED SE AND S SWELL. ELSEWHERE S OF 05S WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SE AND SW SWELL. .24 HOUR FORECAST FROM 13S TO 16S BETWEEN 75W AND 90W E TO SE WINDS 20 TO 25 KT. SEAS 9 TO 10 FT IN MIXED SE AND S SWELL. ELSEWHERE S OF 02S WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SE AND S SWELL. .48 HOUR FORECAST S OF 01S WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SE AND S SWELL. $$ .FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.