000 FZNT02 KNHC 181520 HSFAT2 HIGH SEAS FORECAST NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC THU JUN 18 2009 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC THU JUN 18. 24 HOUR FORECAST VALID 1200 UTC FRI JUN 19. 48 HOUR FORECAST VALID 1200 UTC SAT JUN 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .CARIBBEAN S OF 16N BETWEEN 68W AND 75W AND S OF 15N BETWEEN 65W AND 68W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 12N TO 18N BETWEEN 69W AND 81W E WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 12N TO 16N BETWEEN 78W AND 68W AND S OF 15N BETWEEN 65W AND 68W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 11N TO 18N W OF 69W E WINDS TO 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .GULF OF MEXICO W OF 95W AND S OF 23N BETWEEN 90W AND 95W SE TO S WINDS TO 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER SCHAUER CLARK. TROPICAL PREDICTION CENTER.