FZNT02 KNHC 182011 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SAT JUL 18 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JUL 18. 24 HOUR FORECAST VALID 1800 UTC SUN JUL 19. 48 HOUR FORECAST VALID 1800 UTC MON JUL 20. .WARNINGS. ...CARIBBEAN GALE WARNING... .CARIBBEAN WITHIN 12N76W TO 13N77W TO 13N78W TO 12N79W TO 10N78W TO 11N76W TO 12N76W NE TO E WINDS 25 TO 30 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE...WITHIN 16N72W TO 17N76W TO 15N81W TO 11N83W TO 10N77W TO 13N71W TO 16N72W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .06 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 12N76W TO 11N76W TO 11N75W TO 11N74W TO 12N74W NE TO E WINDS 25 TO 35 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE...WITHIN 14N69W TO 17N76W TO 15N81W TO 11N82W TO 10N77W TO 11N71W TO 14N69W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .18 HOUR FORECAST WITHIN 12N75W TO 12N77W TO 11N77W TO 11N76W TO 11N75W TO 12N75W NE TO E WINDS 25 TO 30 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE...WITHIN 16N71W TO 16N78W TO 11N82W TO 10N77W TO 12N73W TO 13N69W TO 16N71W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST WITHIN 16N72W TO 16N78W TO 15N80W TO 11N82W TO 10N78W TO 11N70W TO 16N72W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST WITHIN 12N71W TO 13N75W TO 15N77W TO 11N82W TO 10N77W TO 11N71W TO 12N71W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .SYNOPSIS AND FORECAST. .ATLC WITHIN 14N57W TO 15N60W TO 12N61W TO 10N60W TO 11N56W TO 12N55W TO 14N57W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .15 HOUR FORECAST CONDITIONS IMPROVE. .ATLC AND CARIBBEAN WITHIN 20N71W TO 21N72W TO 21N73W TO 19N74W TO 20N72W TO 20N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER KONARIK. NATIONAL HURRICANE CENTER.