000 FZNT02 KNHC 180931 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER 1030 UTC THU JUL 18 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JUL 18. 24 HOUR FORECAST VALID 0600 UTC FRI JUL 19. 48 HOUR FORECAST VALID 0600 UTC SAT JUL 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 12N TO 21N E OF 50W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL. .24 HOUR FORECAST FROM 11N TO 20N BETWEEN 40W AND 61W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL. .48 HOUR FORECAST FROM 12N TO 17N W OF 52W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE TO E SWELL. .CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 83W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT. .24 HOUR FORECAST FROM 11N TO 14N BETWEEN 70W AND 76W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. FROM 11N TO 17N BETWEEN 74W AND 83W WINDS 20 KT OR LESS. SEAS TO 10 FT IN NE TO E SWELL. .48 HOUR FORECAST FROM 12N TO 17N BETWEEN 70W AND 81W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT. FROM 11N TO 18N BETWEEN 67W AND 82W WINDS 20 KT OR LESS. SEAS TO 10 FT IN NE TO E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER WALLY BARNES. NATIONAL HURRICANE CENTER.