000 FZNT02 KNHC 211516 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SUN JAN 21 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC SUN JAN 21. 24 HOUR FORECAST VALID 1200 UTC MON JAN 22. 48 HOUR FORECAST VALID 1200 UTC TUE JAN 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC STATIONARY FRONT FROM 31N40W TO 26N46W TO 22N55W THEN WEAKENING STATIONARY FRONT TO 21N61W TO 21N67W TO 20N71W. S OF 21N BETWEEN 71W AND 74W...INCLUDING ATLC APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. WITHIN AREA BOUNDED BY LINE FROM 31N53W TO 31N35W TO 27N40W TO 22N58W TO 20N70W TO 23N73W TO 26N56W TO 31N53W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NW SWELL. .24 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 31N38W TO 22N43W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC FROM 10N TO 15N BETWEEN 49W AND 60W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NW AND NE SWELL. .24 HOUR FORECAST FROM 09N TO 16N BETWEEN 47W AND 59W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE SWELL. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 12 HOUR FORECAST TROUGH FROM 24N75W TO 22N77W. WITHIN 120 NM W OF TROUGH AXIS NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 09.5N TO 18N BETWEEN 69W AND 80W NE WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. FROM 10N TO 16N BETWEEN 80W AND 82W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN E SWELL. .24 HOUR FORECAST FROM 10N TO 18N BETWEEN 69W AND 79W NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. FROM 09.5N TO 17N BETWEEN 79W AND 83W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN E SWELL. .48 HOUR FORECAST FROM 11N TO 15N BETWEEN 71W AND 79W NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 10N TO 16N BETWEEN 71W AND 82W WINDS 20 KT OR LESS. SEAS TO 10 FT IN E SWELL. .GULF OF MEXICO AREAS OF DENSE FOG WITHIN 30 NM OF THE COAST FROM VERMILION BAY LOUISIANA TO CORPUS CHRISTI BAY TEXAS. .09 HOUR FORECAST FOG DISSIPATED. .GULF OF MEXICO 24 HOUR FORECAST COLD FRONT FROM 30N94W TO 26N97W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .30 HOUR FORECAST COLD FRONT FROM 29N91W TO 23N98W. W OF FRONT AND S OF 27N NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST COLD FRONT FROM 30N83W TO 24N87W TO 18N95W. TROUGH FROM 18N95W TO 21N96W TO 22N97W. W OF TROUGH BETWEEN 19N AND 21N NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MCELROY. NATIONAL HURRICANE CENTER.