000 FZNT02 KNHC 180938 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC TUE APR 18 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC TUE APR 18. 24 HOUR FORECAST VALID 0600 UTC WED APR 19. 48 HOUR FORECAST VALID 0600 UTC THU APR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC DISSIPATING STATIONARY FRONT FROM 28N35W TO 28.5N47W. WITHIN 31N35W TO 31N42W TO 30N41W TO 29N38W TO 28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL. .12 HOUR FORECAST FRONT DISSIPATED. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN 30 HOUR FORECAST WITHIN 13N75W TO 13N76W TO 11N77W TO 10N76W TO 11N75W TO 11N73W TO 13N75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 14N73W TO 13N77W TO 10N76W TO 11N74W TO 10N71W TO 11N70W TO 14N73W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20 TO 30 KT. SEAS TO 8 FT...EXCEPT LESS THAN 8 FT IN GULF OF VENEZUELA. .GULF OF MEXICO 18 HOUR FORECAST WITHIN 28N93W TO 30N95W TO 28N97W TO 27N97W TO 26N96W TO 27N93W TO 28N93W SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 28N93W TO 29N95W TO 27N97W TO 20N94W TO 20N91W TO 23N89W TO 28N93W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER HAGEN. NATIONAL HURRICANE CENTER.