971 FZNT02 KNHC 230305 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC THU AUG 23 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC THU AUG 23. 24 HOUR FORECAST VALID 0000 UTC FRI AUG 24. 48 HOUR FORECAST VALID 0000 UTC SAT AUG 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 21 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .42 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 75W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. WITHIN 90 NM OF 12N78W WINDS 20 KT OR LESS. SEAS TO 8 FT. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST S OF 13N BETWEEN 73W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. NATIONAL HURRICANE CENTER.