000 FZNT02 KNHC 232140 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC TUE APR 23 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 TUE APR 23. 24 HOUR FORECAST VALID 1800 UTC WED APR 24. 48 HOUR FORECAST VALID 1800 UTC THU APR 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N35W TO 27N39W TO 25N44W. N OF 27N W OF FRONT TO 42W NW TO N WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE N OF 25N W OF FRONT TO A LINE FROM 25N50W TO 31N52W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL. .24 HOUR FORECAST DISSIPATING COLD FRONT FROM 22N35W TO 21N46W. N OF 27N E OF A LINE FROM 27N40W TO 31N45W NW TO N WINDS 20 TO 30 KT. SEAS 11 TO 16 FT IN NW TO N SWELL. ELSEWHERE N OF A LINE FROM 26N35W TO 24N40W TO 24N50W TO 31N58W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL. .48 HOUR FORECAST COLD FRONT DISSIPATED. N OF 26N E OF A LINE FROM 26N40W TO 31N47W NW TO N WINDS 20 TO 25 KT. SEAS 18 TO 23 FT IN NW TO N SWELL. ELSEWHERE N OF 21N E OF A LINE FROM 21N54W TO 31N64W WINDS 20 KT OR LESS. SEAS 8 TO 17 FT IN NW TO N SWELL ...HIGHEST NE HALF. .ATLC COLD FRONT FROM 31N72W TO 25N79W. N OF 29N E OF FRONT TO 69W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NE AND SE SWELL. .12 HOUR FORECAST WEAKENING COLD FRONT FROM 31N70W TO 28N72W TO 25N76W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF MEXICO 24 HOUR FORECAST COLD FRONT FROM 29N92W TO 26N97W. W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .36 HOUR FORECAST WEAKENING COLD FRONT FROM 30N87W TO 26N95W TO 21N98W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.