000 FZNT02 KNHC 310800 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC SAT MAR 31 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC SAT MAR 31. 24 HOUR FORECAST VALID 0600 UTC SUN APR 01. 48 HOUR FORECAST VALID 0600 UTC MON APR 02. .WARNINGS. .NONE SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N80W TO 28N81W. N OF 30N W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. SCATTERED TSTMS WITHIN 60 NM OF FRONT. .12 HOUR FORECAST STALLING COLD FRONT FROM 31N72W TO 27N80W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 30 HOUR FORECAST N OF 30N BETWEEN 35W AND 37W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN FROM 09.5N TO 13N BETWEEN 73W AND 77W NE WINDS 20 TO 30 KT. SEAS TO 10 FT. ELSEWHERE S OF 13N BETWEEN 77W AND 80W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN NE SWELL. .24 HOUR FORECAST FROM 10.5N TO 12N BETWEEN 74W AND 75.5W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF MEXICO COLD FRONT FROM 27N83W TO 23N91W THEN STATIONARY TO 19N94W. SW OF LINE FROM 21N96W TO 19N94W NW WINDS 20 TO 30 KT. SEAS TO 9 FT. .18 HOUR FORECAST FRONT DIFFUSE. 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.