000 FZNT02 KNHC 210854 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC TUE MAY 21 2013 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC TUE MAY 21. 24 HOUR FORECAST VALID 0600 UTC WED MAY 22. 48 HOUR FORECAST VALID 0600 UTC THU MAY 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 48 HOUR FORECAST S OF 23N BETWEEN 65W AND 72W E WINDS 20 TO 25 KT. SEAS 8 FT. .CARIBBEAN S OF 18N W OF 85W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER DGS. NATIONAL HURRICANE CENTER.