000 FZNT02 KNHC 050808 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC THU APR 05 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC THU APR 05. 24 HOUR FORECAST VALID 0600 UTC FRI APR 06. 48 HOUR FORECAST VALID 0600 UTC SAT APR 07. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N72W TO 27N80W. N OF 30N W OF 75W NE WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT. .24 HOUR FORECAST COLD FRONT FROM 31N63W TO 26N75W. WITHIN 60 NM OF LINE FROM 30N71W TO 28N74W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST FRONTAL TROUGH FROM 31N65W TO 24N74W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 24 HOUR FORECAST N OF 29N E OF 38W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED N AND NW SWELL. .48 HOUR FORECAST WITHIN AREA BOUNDED BY A LINE FROM 31N40W TO 31N35W TO 21N35W TO 27N43W TO 31N40W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED N AND NW SWELL. .CARIBBEAN FROM 11N TO 12N BETWEEN 74W AND 76W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. NATIONAL HURRICANE CENTER.