000 FZNT02 KNHC 180945 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC WED MAY 18 2011 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 WED MAY 18. 24 HOUR FORECAST VALID 0600 UTC THU MAY 19. 48 HOUR FORECAST VALID 0600 UTC FRI MAY 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 27N TO 30N W OF 79W W TO NW WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 30N BETWEEN 75W AND 79W S TO SW WINDS 20 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .ATLC S OF 15N BETWEEN 45W AND 58W NE TO E WINDS 20 KT. SEAS TO 9 FT. .24 HOUR FORECAST S OF 15N W OF 50W NE TO E WINDS 20 KT. SEAS 8 FT. .36 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. .CARIBBEAN 18 HOUR FORECAST S OF 18N BETWEEN 84W AND 86W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST S OF 20N W OF 84W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST S OF 20N W OF 84W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT. .GULF OF MEXICO N OF 23N W OF 96W SE TO S WINDS 20 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 20N TO 26N W OF 87W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 26N W OF 90W SE TO S WINDS 20 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST FROM 21N TO 25N BETWEEN 89W AND 96W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE S OF 29N W OF 87W SE TO S WINDS 20 KT. SEAS 8 FT. .REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. $$ .FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.