000 FZNT02 KNHC 112240 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU NOV 11 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 THU NOV 11. 24 HOUR FORECAST VALID 1800 UTC FRI NOV 12. 48 HOUR FORECAST VALID 1800 UTC SAT NOV 13. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 22N53W TO 21N63W TO 24N68W TO 31N63W TO 31N36W TO 22N53W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL. .24 HOUR FORECAST WITHIN 27N35W TO 21N58W TO 22N63W TO 31N61W TO 31N35W TO 27N35W NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N SWELL. .48 HOUR FORECAST WITHIN 25N35W TO 20N56W TO 21N61W TO 31N71W TO 31N35W TO 25N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN N TO NE SWELL. .GULF OF MEXICO 36 HOUR FORECAST COLD FRONT FROM 30N84W TO 27N97W. WITHIN 27N89W TO 25N97W TO 28N97W TO 30N94W TO 30N90W TO 27N89W N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST COLD FRONT FROM 27N82W TO 22N97W. 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 CHRISTENSEN. NATIONAL HURRICANE CENTER.