000 FZNT02 KNHC 210231 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC TUE MAY 21 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC TUE MAY 21. 24 HOUR FORECAST VALID 0000 UTC WED MAY 22. 48 HOUR FORECAST VALID 0000 UTC THU MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .CARIBBEAN S OF 18N W OF 85W...INCLUDING THE GULF OF HONDURAS... E TO SE WINDS 20 TO 25 KT. SEAS 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN FROM 11N TO 14N BETWEEN 73W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN AND ATLC 48 HOUR FORECAST FROM 17N TO 22N BETWEEN 66W AND 69W...AND S OF 22N TO HISPANIOLA BETWEEN 69W AND 73W E WINDS 20 TO 25 KT. SEAS 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.