000 FZNT02 KNHC 211613 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SAT MAR 21 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC SAT MAR 21. 24 HOUR FORECAST VALID 1200 UTC SUN MAR 22. 48 HOUR FORECAST VALID 1200 UTC MON MAR 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N70W TO 29N74W TO 30N76W. STATIONARY FRONT FROM 30N76W TO 31N80W AND 31N81W. N OF 30N WITHIN 90 NM W OF FRONT W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N OF 28N WITHIN 180 NM E OF FRONT SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. E OF LINE FROM 31N56W TO 19N64W TO 13N56W TO 13N44W TO 18N35W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT PRIMARILY IN NW SWELL. .18 HOUR FORECAST COLD FRONT FROM 31N61W TO 24N64W. E OF A LINE FROM 31N40W TO 20N53W TO 12N58W TO 06N42W TO 08N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL. .24 HOUR FORECAST COLD FRONT FROM 31N60W TO 24N66W. E OF A LINE FROM 31N39W TO 20N50W TO 14N55W TO 05N43W TO 05N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .48 HOUR FORECAST COLD FRONT FROM 31N60W TO 25N65W. E OF A LINE FROM 31N35W TO 07N48W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. .CARIBBEAN FROM 11N TO 13N BETWEEN 74W AND 77W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. $$ .FORECASTER MT. NATIONAL HURRICANE CENTER.