000 FZNT02 KNHC 172223 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU DEC 17 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 DEC 17. 24 HOUR FORECAST VALID 1800 UTC FRI DEC 18. 48 HOUR FORECAST VALID 1800 UTC SAT DEC 19. .WARNINGS. ...GULF OF MEXICO GALE WARNING... .COLD FRONT FROM 30N85W TO 19N96W. S OF 25N W OF FRONT N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST COLD FRONT FROM 30N83W TO 25N90W TO 20N94W. S OF 20N W OF 94W NW TO N WINDS 25 TO 30 KT. SEAS 8 TO 9 FT. ELSEWHERE S OF 26N W OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT. .18 HOUR FORECAST COLD FRONT FROM 30N81W TO 23N90W TO 20N94W. S OF 24N W OF THE FRONT TO 96W NW TO N WINDS 30 TO 35 KT. SEAS 8 TO 11 FT. ELSEWHERE W OF FRONT N WINDS 20 TO 30 KT. SEAS TO 9 FT. .24 HOUR FORECAST COLD FRONT FROM 30N78W TO 26N81W TO 19N92W. S OF 21N W OF FRONT TO 96W NW TO N WINDS 25 TO 30 KT. SEAS 10 TO 11 FT. ELSEWHERE W OF FRONT N WINDS 20 TO 25 KT. SEAS TO 9 FT. .30 HOUR FORECAST COLD FRONT FROM 30N75W TO 23N84W. S OF 20N BETWEEN 91W AND 94W N TO NE WINDS 25 TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE SE OF LINE FROM 29N86W TO 20N96W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST COLD FRONT SE OF AREA. S OF 21N BETWEEN 91W AND 95W AND S OF 28N E OF 91W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 30N37W TO 25N50W TO 25N63W. N OF 29N E OF FRONT TO 37W SW WINDS 20 TO 25 KT. SEAS 11 TO 15 FT. N OF 30N W OF FRONT TO 45W NW WINDS 20 TO 25 KT. SEAS 15 TO 16 FT IN NW SWELL. ELSEWHERE N OF LINE FROM 27N35W TO 25N55W TO 31N63W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN NW SWELL. .24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N26W TO 24N43W. N OF LINE FROM 22N35W TO 16N51W TO 30N59W WINDS 20 KT OR LESS. SEAS 8 TO 20 FT IN NW TO N SWELL. .48 HOUR FORECAST FRONT DISSIPATED. FROM 15N TO 20N E OF 43W NE WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN NW SWELL. ELSEWHERE N OF 04N E OF 57W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN MIXED N AND E SWELL. .ATLC 12 HOUR FORECAST COLD FRONT ACROSS N FLORIDA. N OF 30N BETWEEN 76W AND 79W SW WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST COLD FRONT FROM 30N77W TO 21N89W. N OF 29N E OF THE FRONT TO 72W SW WINDS 20 TO 25 KT. SEAS TO 9 FT. N OF 28N W OF THE FRONT NW WINDS 20 TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST COLD FRONT FROM 30N65W TO 23N81W. S OF 28N W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 29N BETWEEN 64W AND 74W WINDS 20 KT OT LESS. SEAS 8 FT IN NW SWELL. .CARIBBEAN S OF 18N BETWEEN 66W AND 75W E WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST FROM 11N TO 18N BETWEEN 67W AND 78W E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST FROM 10N TO 17N BETWEEN 70W AND 82W E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .CARIBBEAN 48 HOUR FORECAST N OF 17N W OF 84 NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NR. NATIONAL HURRICANE CENTER.