000 FZNT02 KNHC 190939 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC THU MAY 19 2011 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC THU MAY 19. 24 HOUR FORECAST VALID 0600 UTC FRI MAY 20. 48 HOUR FORECAST VALID 0600 UTC SAT MAY 21. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC S OF 14N W OF 55W E WINDS 20 KT. SEAS TO 8 FT. .24 HOUR FORECAST S OF 10N BETWEEN 40W AND 40W NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN S OF 20N W OF 84W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .GULF OF MEXICO N OF 20N W OF 89W SE WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST W OF 87W SE WINDS 20 TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST W OF 88W SE WINDS 20 TO 25 KT. SEAS TO 9 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.