000 FZNT02 KNHC 212035 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU MAY 21 2015 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MAY 21. 24 HOUR FORECAST VALID 1800 UTC FRI MAY 22. 48 HOUR FORECAST VALID 1800 UTC SAT MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 48 HOUR FORECAST S OF 10N BETWEEN 48W AND 60W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. .ATLC 48 HOUR FORECAST FROM 19N TO 22N E OF 38W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .CARIBBEAN 24 HOUR FORECAST S OF 13N BETWEEN 70W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 73W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.