959 FZNT02 KNHC 200309 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC THU APR 20 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC THU APR 20. 24 HOUR FORECAST VALID 0000 UTC FRI APR 21. 48 HOUR FORECAST VALID 0000 UTC SAT APR 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 48 HOUR FORECAST WITHIN 29N65W TO 29N68W TO 27N68W TO 27N65W TO 29N65W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 14N70W TO 13N77W TO 11N78W TO 10N76W TO 11N74W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 8 FT. .24 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS LESS THAN 8 FT. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF MEXICO WITHIN 22N88W TO 23N91W TO 23N93W TO 21N94W TO 19N91W TO 21N90W TO 22N88W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 22N88W TO 23N91W TO 23N93W TO 21N94W TO 19N91W TO 21N90W TO 22N88W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE...NE TO E 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 DELGADO. NATIONAL HURRICANE CENTER.