000 FZNT02 KNHC 280315 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SAT APR 28 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SAT APR 28. 24 HOUR FORECAST VALID 0000 UTC SUN APR 29. 48 HOUR FORECAST VALID 0000 UTC MON APR 30. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 18 HOUR FORECAST COLD FRONT FROM 31N73.5W TO 23N80W. N OF 28N E OF FRONT TO 66W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST COLD FRONT FROM 31N73W TO 22N78W. N OF 29N E OF FRONT TO 65W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST COLD FRONT FROM 31N68W TO 24N74W TO 21N76W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 24 HOUR FORECAST S OF 12N BETWEEN 45W AND 57W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NE AND E SWELL. .48 HOUR FORECAST FROM 08N TO 13N BETWEEN 43W AND 54W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE S OF 14N BETWEEN 40W AND 58W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL. .CARIBBEAN S OF 13N BETWEEN 69W AND 74W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST S OF 12.5N BETWEEN 65W AND 74W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST S OF 13N BETWEEN 64W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.