000 FZNT02 KNHC 220239 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SAT DEC 23 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SAT DEC 22. 24 HOUR FORECAST VALID 0000 UTC SUN DEC 23. 48 HOUR FORECAST VALID 0000 UTC MON DEC 24. .WARNINGS. ...ATLC GALE WARNING... .ATLC COLD FRONT FROM 31N72W TO 21.5N76W. W OF A LINE FROM 31N69W TO 27N79W S TO SW WINDS 30 TO 40 KT. SEAS 8 TO 23 FT...HIGHEST AT 31N76W. ELSEWHERE W OF A LINE FROM 31N64W TO 22N78W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN OPEN WATERS. LINE OF SCATTERED TSTMS N OF 24.5N WITHIN 210 NM E OF FRONT. .12 HOUR FORECAST COLD FRONT FROM 31N68W TO 21N74W. N OF 28N WITHIN 240 NM E OF FRONT S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. N OF 27N W OF FRONT W WINDS 20 TO 30 KT. SEAS 8 TO 21 FT...HIGHEST SEAS AT 31N71W. FROM 25N TO 27N W OF FRONT TO BAHAMAS WINDS 20 KT OR LESS. SEAS 8 TO 14 FT PRIMARILY IN MIXED NE AND NW SWELL. S OF 24N W OF 79.5W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN W SWELL. .24 HOUR FORECAST COLD FRONT FROM 31N63W TO 20N73W. WITHIN AREA BOUNDED BY 31N76W TO 31N62W TO 25N70W TO 31N76W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT PRIMARILY IN MIXED NE AND E SWELL... HIGHEST SEAS AT 31N66W. .48 HOUR FORECAST COLD FRONT FROM 31N56W TO 26N63W THEN STATIONARY TO 20N74W. WITHIN AREA BOUNDED BY 31N65W TO 31N55W TO 28N58W TO 31N65W WINDS 20 KT OR LESS. SEAS TO 9 FT. ...CARIBBEAN GALE WARNING... .CARIBBEAN 06 HOUR FORECAST FROM 09.5N TO 13.5N BETWEEN 70W AND 81W NE TO E WINDS 20 TO 30 KT. SEAS TO 11 FT. .24 HOUR FORECAST FROM 10.5N TO 12.5N BETWEEN 73W AND 77W NE WINDS 30 TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE FROM 09N TO 15.5N BETWEEN 70W AND 82W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .36 HOUR FORECAST FROM 09.5N TO 14N BETWEEN 73W AND 79W NE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT. ELSEWHERE S OF 16N BETWEEN 74W AND 81W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN NE SWELL. .48 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 77W NE WINDS 30 TO 35 KT. SEAS 11 FT. ELSEWHERE FROM 10N TO 16N BETWEEN 72W AND 82W NE WINDS 20 TO 30 KT. SEAS TO 11 FT. .SYNOPSIS AND FORECAST. .ATLC FRONTAL TROUGH FROM 31N37W TO 27N42W. WITHIN AREA BOUNDED BY 31N50W TO 31N35W TO 17N35W TO 11N55W TO 26N55W TO 31N50W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED N SWELL. .24 HOUR FORECAST TROUGH DISSIPATED. WITHIN AREA BOUNDED BY 31N45W TO 31N35W TO 28N35W TO 31N45W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED N SWELL. S OF 12N BETWEEN 40W AND 52W WINDS 20 KT OR LESS. SEAS TO 8 FT. .48 HOUR FORECAST N OF 25N E OF 44W WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN N SWELL. .CARIBBEAN COLD FRONT FROM 21.5N76W TO 10N83W. FROM 11N TO 17N BETWEEN 81W AND 84W N WINDS 20 TO 30 KT. SEAS TO 11 FT. N OF 17N W OF 81W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT PRIMARILY IN NW SWELL...HIGHEST SEAS ACROSS YUCATAN BASIN. .24 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 20N73W TO 09N81W. ELSEWHERE S OF 18N BETWEEN 79W AND 84W N TO NE WINDS 20 TO 25 KT. SEAS TO 9 FT. N OF 18N BETWEEN 74W AND 82W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .42 HOUR FORECAST FRONT DISSIPATED. CONDITIONS MERGE. .GULF OF MEXICO N OF 22N E OF 90W W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 21 FT...HIGHEST NEAR 26N84W. ELSEWHERE E OF A LINE FROM 30N87.5W TO 28N92W TO 19N97W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT PRIMARILY IN NW SWELL...HIGHEST SEAS ALONG 91W. .06 HOUR FORECAST E OF A LINE FROM 29N86W TO 18N95W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT PRIMARILY IN NW SWELL...HIGHEST SEAS NEAR 25N84W. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER NELSON. NATIONAL HURRICANE CENTER.