000 FZNT02 KNHC 232145 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU MAY 23 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 1800 UTC THU MAY 23. 24 HOUR FORECAST VALID 1800 UTC FRI MAY 24. 48 HOUR FORECAST VALID 1800 UTC SAT MAY 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 24 HOUR FORECAST S OF 15N FROM 40W TO 48W AND FROM 15N TO 22N BETWEEN 50W AND 61W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .48 HOUR FORECAST FROM 09N TO 18N BETWEEN 50W AND 60W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER WALLY BARNES. NATIONAL HURRICANE CENTER.