000 FZNT02 KNHC 182143 HSFAT2 HIGH SEAS FORECAST NWS TPC/NATIONAL HURRICANE CENTER MIAMI 2230 UTC THU DEC 18 2008 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 1800 UTC THU DEC 18. 24 HOUR FORECAST VALID 1800 UTC FRI DEC 19. 48 HOUR FORECAST VALID 1800 UTC SAT DEC 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC LOW 25N60W 1011 MB WITH TROUGH FROM 31N58W TO 21N63W. N OF 25N WITHIN 480 NM NW OF TROUGH NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. ELSEWHERE N OF 12N BETWEEN 55W AND 75W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NE SWELL. .24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 25N60W TO 19N63W. WITHIN 360 NM W OF TROUGH NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT WITH NE SWELL. ELSEWHERE FROM 18N TO 28N BETWEEN 60W AND 75W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN NE SWELL. .48 HOUR FORECAST TROUGH DISSIPATED. FROM 18N TO 23N BETWEEN 69W AND 72W NE WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NE SWELL. .ATLC FROM 12N TO 28N E OF 55W E TO SE WINDS 20 KT. SEAS TO 9 FT. .24 HOUR FORECAST N OF 27N BETWEEN 40W AND 45W S TO SW WINDS 20 KT. SEAS LESS THAN 8 FT. FROM 11N TO 21N E OF 40W E WINDS TO 20 KT. SEAS 8 FT. .48 HOUR FORECAST TROUGH 31N46W TO 24N48W. N OF 29N WITHIN 180 NM E OF TROUGH WINDS 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN N OF 10N W OF 68W NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST N OF 10N BETWEEN 70W AND 82W NE WINDS 20 TO 25 KT. SEAS TO 9 FT. .48 HOUR FORECAST FROM 10N TO 20 BETWEEN 68W AND 75W NE WINDS TO 20 KT. SEAS TO 8 FT S OF 15N. .GULF OF MEXICO N OF 22N W OF 94W SE WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ FORECASTER CHRISTENSEN