000 FZNT02 KNHC 181519 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC WED MAR 18 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC WED MAR 18. 24 HOUR FORECAST VALID 1200 UTC THU MAR 19. 48 HOUR FORECAST VALID 1200 UTC FRI MAR 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC COLD FRONT FROM 31N70W TO 28N81W. N OF 30N W OF FRONT NE WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT. N OF 30N E OF FRONT TO 62W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST COLD FRONT FROM 31N55W TO 27N65W THEN STATIONARY FRONT TO 27N80W. N OF 29N BETWEEN 52W AND 75W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N48W TO 27N70W THEN WARM FRONT TO 30N78W. N OF 25N BETWEEN 40W AND 65W WINDS 20 KT OR LESS. SEAS 9 TO 14 FT IN NW SWELL. .ATLC FRONTAL TROUGH FROM 31N47W TO 23N55W TO 22N65W. N OF A LINE FROM 31N58W TO 23N50W TO 31N37W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL. .24 HOUR FORECAST TROUGH FROM 31N46W TO 22N50W. N OF 29N BETWEEN 38W AND 45W WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY NW SWELL. .48 HOUR FORECAST CONDITIONS MERGED WITH PARAGRAPH ABOVE. .ATLC S OF 16N E OF 45W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL. .24 HOUR FORECAST S OF 13N BETWEEN 45W AND 52W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NW AND NE SWELL. .48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 90 NM OF THE COAST OF COLOMBIA BETWEEN 74W AND 77W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 75 NM OF THE COAST OF COLOMBIA BETWEEN 74W AND 77W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 75 NM OF THE COAST OF COLOMBIA BETWEEN 74W AND 77W NE WINDS 20 TO 25 KT. SEAS TO 8 FT. $$ .FORECASTER DGS. NATIONAL HURRICANE CENTER.