000 FZNT02 KNHC 200905 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC TUE AUG 20 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 0600 UTC TUE AUG 20. 24 HOUR FORECAST VALID 0600 UTC WED AUG 21. 48 HOUR FORECAST VALID 0600 UTC THU AUG 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 18 HOUR FORECAST ATLC S OF 22N BETWEEN 70W AND 75W INCLUDING APPROACH TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN 18 HOUR FORECAST N OF 16N BETWEEN 70W AND 74W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. S OF 14N BETWEEN 67W AND 71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST S OF 17N BETWEEN 67W AND 74W E WINDS 20 TO 25 KT. SEAS TO 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.