000 FZNT02 KNHC 182006 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC WED APR 18 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC WED APR 18. 24 HOUR FORECAST VALID 1800 UTC THU APR 19. 48 HOUR FORECAST VALID 1800 UTC FRI APR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN AREA BOUNDED BY 31N54W TO 31N35W TO 14N35W TO 31N54W WINDS 20 KT OR LESS. SEAS 8 TO 14FT PRIMARILY IN N SWELL ...HIGHEST SEAS NEAR 31N35W. .24 HOUR FORECAST WITHIN AREA BOUNDED BY 31N43W TO 31N35W TO 07N35W TO 07N42W TO 19N60W TO 31N43W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN N SWELL. .48 HOUR FORECAST WITHIN AREA BOUNDED BY 31N35W TO 07N35W TO 06N52W TO 17N61W TO 31N35W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN MIXED N SWELL. .ATLC STATIONARY FRONT FROM 31N64W TO 23N74W. N OF 30N BETWEEN 62W AND 67W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL. .06 HOUR FORECAST TROUGH FROM 29N65W TO 22N74W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 06 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 10.5N TO 13N BETWEEN 64W AND 77W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .24 HOUR FORECAST FROM 10N TO 16N BETWEEN 67W AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST FROM 10N TO 17N BETWEEN 64W AND 82W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. NATIONAL HURRICANE CENTER.