FZNT02 KNHC 151919 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SAT AUG 15 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 AMERICA SYNOPSIS VALID 1800 UTC SAT AUG 15. 24 HOUR FORECAST VALID 1800 UTC SUN AUG 16. 48 HOUR FORECAST VALID 1800 UTC MON AUG 17. .WARNINGS. ...CARIBBEAN GALE WARNING... .CARIBBEAN FROM 11N TO 17.5N BETWEEN 68W AND 83W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 3.0 TO 4.5 M FROM 11N TO 13N BETWEEN 76W AND 79W...AND 2.5 TO 3.0 M ELSEWHERE. S OF 11N E OF 82W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN NE SWELL. .06 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 76W NE TO E WINDS 25 TO 35 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE FROM 11N TO 18N BETWEEN 64W AND 82W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN E SWELL. S OF 11N WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE SWELL. .24 HOUR FORECAST CONDITIONS MERGED WITH TRPCL WAVE. .SYNOPSIS AND FORECAST. .ATLC 24 HOUR FORECAST COLD FRONT JUST N OF AREA. N OF 29N BETWEEN 60W AND 65W SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .30 HOUR FORECAST COLD FRONT FROM 31N59W TO 31N70W. N OF 28.5N AND SE OF FRONT TO A LINE FROM 31N56W TO 28.5N63W SW TO W WINDS 20 TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST COLD FRONT FROM 31N55W TO 29N74W. N OF 29N AND SE OF FRONT TO A LINE FROM 31N48W TO 29N56W SW WINDS 20 TO 25 KT. SEAS TO 2.5 M. .ATLC AND CARIBBEAN 06 HOUR FORECAST FROM 18.5N TO 22N BETWEEN 70W AND 77W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 30 KT WITH HIGHER GUSTS. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST FROM 19N TO 21N BETWEEN 72W AND 77W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .30 HOUR FORECAST FROM 19N TO 21N BETWEEN 70W AND 76W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC AND CARIBBEAN TRPCL WAVE ALONG 65W. FROM 11N TO 20N E OF WAVE AXIS TO 55W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. FROM 13N TO 20N W OF WAVE AXIS TO 68W...INCLUDING THE MONA PASSAGE...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST TRPCL WAVE ALONG 74W. FROM 11N TO 17.5N E OF WAVE AXIS TO 64W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN E SWELL. FROM 12N TO 17.5N W OF WAVE AXIS TO 82W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NE TO E SWELL. S OF 11N E OF 80W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .48 HOUR FORECAST TRPCL WAVE ALONG 80W. FROM 11N TO 17.5N BETWEEN 70W AND 80W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .CARIBBEAN 06 HOUR FORECAST S OF 17N W OF 86W...INCLUDING THE GULF OF HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .GULF OF AMERICA 06 HOUR FORECAST FROM 19N TO 22N BETWEEN 89W AND 92W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST FROM 19N TO 21N BETWEEN 90W AND 92W N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.