000 FZNT02 KNHC 201517 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SUN MAY 20 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC SUN MAY 20. 24 HOUR FORECAST VALID 1200 UTC MON MAY 21. 48 HOUR FORECAST VALID 1200 UTC TUE MAY 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC S OF LINE FROM 21N66W TO 24N70W TO 26N76W...INCLUDING ATLC APPROACH TO WINDWARD PASSAGE...E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT E OF BAHAMAS. .24 HOUR FORECAST S OF 23N BETWEEN 71W AND 76W...INCLUDING ATLC APPROACH TO WINDWARD PASSAGE...E TO SE WINDS 20 TO 30 KT. SEAS TO 9 FT OUTSIDE BAHAMAS. .48 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W...INCLUDING ATLC APPROACH TO WINDWARD PASSAGE...E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. .ATLC S OF 14N BETWEEN 37W AND 52W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .24 HOUR FORECAST S OF 11N BETWEEN 46W AND 56W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .48 HOUR FORECAST S OF 11N BETWEEN 51W AND 58W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. .CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 77W...INCLUDING GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .GULF OF MEXICO 06 HOUR FORECAST FROM 19N TO 22N BETWEEN 89W AND 91.5W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MCELROY. NATIONAL HURRICANE CENTER.