000 FZPN04 KNHC 181628 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HIGH SEAS FORECAST FOR METAREA XVI NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1715 UTC SUN MAY 18 2008 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SUN MAY 18. 24 HOUR FORECAST VALID 1200 UTC MON MAY 19. 48 HOUR FORECAST VALID 1200 UTC TUE MAY 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .COLD FRONT 18.5S105W TO 14S118W. S OF 12S WITHIN 240 NM E OF FRONT W TO NW WINDS 20 KT. SEAS TO 8 FT. S OF 15S W OF FRONT TO 115W WINDS LESS THAN 20 KT. SEAS TO 8 FT IN SW SWELL. ELSEWHERE N OF 12S W OF 92W WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN S SWELL. .24 HOUR FORECAST COLD FRONT 18.5S98W TO 10S110W. S OF 16S W OF FRONT TO 112W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN SW SWELL. N OF 05S W OF 100W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN S SWELL. .48 HOUR FORECAST FRONT DIFFUSE. SW OF LINE 18.5S93W TO 11S107W WINDS LESS THAN 20 KT. SEAS 8 TO 9 FT IN SW SWELL. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER CHRISTENSEN. TROPICAL PREDICTION CENTER.