000 FZNT02 KNHC 181548 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC FRI OCT 18 2013 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 OCT 18. 24 HOUR FORECAST VALID 1200 UTC SAT OCT 19. 48 HOUR FORECAST VALID 1200 UTC SUN OCT 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .GULF OF MEXICO 30 HOUR FORECAST COLD FRONT FROM 30N85W TO 22N92W TO 18N94W. W OF FRONT N OF 22W N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST COLD FRONT E OF GULF. S OF 25N FROM 87W TO 94W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ FORECASTER WALLY BARNES. NATIONAL HURRICANE CENTER.