000 FZNT02 KNHC 181512 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC TUE JUL 18 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 TUE JUL 18. 24 HOUR FORECAST VALID 1200 UTC WED JUL 19. 48 HOUR FORECAST VALID 1200 UTC THU JUL 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 20N TO 22N BETWEEN 70W AND 75W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .ATLC 24 HOUR FORECAST N OF 30N BETWEEN 38W AND 45W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 76W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST FROM 11N TO 15N BETWEEN 69W AND 78W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT...HIGHEST NEAR THE COAST OF COLOMBIA. FROM 15N TO 17.5N BETWEEN 70W AND 76W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 70W AND 80W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS BUILDING 8 TO 10 FT. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.