000 FZNT02 KNHC 211949 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC SAT AUG 21 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC SAT AUG 21. 24 HOUR FORECAST VALID 1800 UTC SUN AUG 22. 48 HOUR FORECAST VALID 1800 UTC MON AUG 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 21 HOUR FORECAST WITHIN 19N67W TO 20N70W TO 20N72W TO 21N72W TO 20N69W TO 19N67W...INCLUDING THE WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 20N71W TO 20N73W TO 20N74W TO 21N74W TO 21N72W TO 20N71W...INCLUDING THE WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 12N75W TO 11N75W TO 13N76W TO 12N75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 12N72W TO 11N75W TO 13N75W TO 13N73W TO 13N72W TO 12N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN 03 HOUR FORECAST WITHIN 16N86W TO 16N88W TO 17N88W TO 17N86W TO 16N86W...INCLUDING THE GULF OF HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .15 HOUR FORECAST CONDITIONS IMPROVE. .CARIBBEAN 15 HOUR FORECAST WITHIN 16N72W TO 17N72W TO 18N73W TO 18N72W TO 18N71W TO 16N72W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 14N62W TO 14N71W TO 16N75W TO 18N74W TO 18N66W TO 14N62W...INCLUDING THE MONA PASSAGE...E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .GULF OF MEXICO WITHIN 20N93W TO 20N95W TO 22N97W TO 23N95W TO 20N93W...INCLUDING WITHIN 60 NM OF VERACRUZ...E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE...WITHIN 20N92W TO 20N95W TO 22N98W TO 24N98W TO 26N95W TO 20N92W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER KONARIK. NATIONAL HURRICANE CENTER.