000 FZNT02 KNHC 131435 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC THU AUG 13 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 THU AUG 13. 24 HOUR FORECAST VALID 1200 UTC FRI AUG 14. 48 HOUR FORECAST VALID 1200 UTC SAT AUG 15. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FRONTAL TROUGH FROM 25N39W TO 31N54W. N OF 28.5N BETWEEN 37W AND 52W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST TROUGH DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 36 HOUR FORECAST S OF 21N BETWEEN 71W AND 72W 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. .CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 77W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .12 HOUR FORECAST S OF 13.5N BETWEEN 70W AND 76W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .24 HOUR FORECAST FROM 11N TO 15N BETWEEN 71W AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT. .36 HOUR FORECAST FROM 11N TO 14N BETWEEN 68W AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. .48 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 81W 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.