000 FZNT02 KNHC 271423 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC FRI APR 27 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC FRI APR 27. 24 HOUR FORECAST VALID 1200 UTC SAT APR 28. 48 HOUR FORECAST VALID 1200 UTC SUN APR 29. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC LOW PRES NEAR 27N52W 1018 MB. WITHIN 180 NM OF 25N54W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .12 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 30 HOUR FORECAST COLD FRONT FROM 31N72W TO 23N80W. N OF 28N WITHIN 180 NM E OF FRONT SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .36 HOUR FORECAST COLD FRONT FROM 31N71W TO 27N75W TO 23N79W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 36 HOUR FORECAST S OF 12N BETWEEN 50W AND 60W WINDS 20 KT OR LESS. SEAS TO 8 FT. .48 HOUR FORECAST S OF 15N BETWEEN 44W AND 60W WINDS 20 KT OR LESS. SEAS TO 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. NATIONAL HURRICANE CENTER.