000 FZNT02 KNHC 222106 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC FRI DEC 22 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 FRI DEC 22. 24 HOUR FORECAST VALID 1800 UTC SAT DEC 23. 48 HOUR FORECAST VALID 1800 UTC SUN DEC 24. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N56W TO 28N61W TO 26N69W. N OF 29N BETWEEN 63W AND 70W NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .12 HOUR FORECAST COLD FRONT DISSIPATED. TROUGH FROM 31N54W TO 25N62W WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC FROM 20N TO 27N E OF 40W AND FROM 15N TO 20N E OF 38W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL. .24 HOUR FORECAST FROM 20N TO 28N E OF 45W AND S OF 20N E OF 40W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN E SWELL. .48 HOUR FORECAST E OF LINE FROM 28N35W TO 24N48W TO 18N49W TO 07N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN E SWELL. .CARIBBEAN FROM 10.5N TO 16N BETWEEN 73W AND 78W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .GULF OF MEXICO 18 HOUR FORECAST COLD FRONT FROM 29N91.5W TO 24N98W. NW OF FRONT N WINDS 20 TO 30 KT. SEAS BUILDING TO 8 FT. .24 HOUR FORECAST COLD FRONT FROM 30N88W TO 22N96W TO 18.5N94.5W. FROM 21N TO 26N W OF FRONT N WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST COLD FRONT FROM 28N82W TO 23N95W THEN STATIONARY TO 18.5N94.5W. WINDS 20 KT OR LESS. SEAS 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.