000 FZNT02 KNHC 172159 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU FEB 17 2011 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC THU FEB 17. 24 HOUR FORECAST VALID 1800 UTC FRI FEB 18. 48 HOUR FORECAST VALID 1800 UTC SAT FEB 19. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FRONTAL BOUNDARY FROM 30N35W TO 20N71W. S OF 28N W OF FRONTAL BOUNDARY TO 67W NE TO E WINDS 20 TO 25 KT. SEAS 13 TO 16 FT IN N SWELL. S OF 24N W OF FRONTAL BOUNDARY NE TO E WINDS 20 KT. SEAS 10 TO 12 FT IN N SWELL. ELSEWHERE W OF FRONTAL BOUNDARY TO 74W WINDS LESS THAN 20 KT. SEAS 8 TO 18 FT E OF BAHAMAS...HIGHEST E OF 57W. N OF 28N SW WINDS 20 KT. SEAS 8 FT. N OF 20N E OF FRONTAL BOUNDARY WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST DISSIPATING FRONTAL BOUNDARY 27N35W TO 23N66W. S OF 26N W OF FRONTAL BOUNDARY TO 68W NE TO E WINDS 20 KT. SEAS 11 TO 14 FT IN NW SWELL. ELSEWHERE W OF FRONTAL BOUNDARY AND SE OF LINE 26N76W TO 31N61W WINDS LESS THAN 20 KT. SEAS 8 TO 17 FT IN NW TO N SWELL...HIGHEST E OF 50W. N OF 21N E OF FRONTAL BOUNDARY WINDS LESS THAN 20 KT. SEAS 10 TO 12 FT IN NW TO N SWELL. .48 HOUR FORECAST FRONTAL BOUNDARY DISSIPATED. N OF 29N BETWEEN 54W AND 70W SW TO W WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 21N SE OF LINE 25N75W TO 31N54W WINDS LESS THAN 20 KT. SEAS 8 TO 15 FT IN NW TO N SWELL...HIGHEST NE PART. .ATLC S OF 15N E OF 56W NE TO E WINDS 20 KT. SEAS 8 TO 10 FT IN MIXED N AND NE SWELL. ELSEWHERE S OF 20N E OF 61W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN MIXED N AND NE SWELL. .24 HOUR FORECAST S OF 21N E OF 61W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN MIXED NW AND NE SWELL. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN FROM 10N TO 14N BETWEEN 73W AND 79W NE TO E WINDS 20 KT. SEAS 8 TO 10 FT. WINDWARD PASSAGE NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 10N TO 14N BETWEEN 73W AND 78W NE TO E WINDS 20 KT. SEAS 8 FT. WINDWARD PASSAGE NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST FROM 10N TO 14N BETWEEN 73W AND 78W NE TO E WINDS 20 KT. SEAS TO 8 FT. N OF 15N BETWEEN 69W AND 79W NE WINDS 20. SEAS TO 8 FT. .GULF OF MEXICO FROM 21N TO 27N W OF 91W SE TO S 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 AL. NATIONAL HURRICANE CENTER.