584 FZNT02 KNHC 191515 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC THU JUL 19 2018 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 THU JUL 19. 24 HOUR FORECAST VALID 1200 UTC FRI JUL 20. 48 HOUR FORECAST VALID 1200 UTC SAT JUL 21. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 13N TO 19N BETWEEN 35W AND 56W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL. .24 HOUR FORECAST FROM 10N TO 18N BETWEEN 48W AND 62W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL. .48 HOUR FORECAST FROM 10N TO 14N BETWEEN 56W AND 61W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL. .09 HOUR ATLC FORECAST S OF 21N BETWEEN 70W AND 73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .33 HOUR FORECAST S OF 21N BETWEEN 70W AND 72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN FROM 10.5N TO 13N BETWEEN 74W AND 77W NE TO E WINDS 25 TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM 10.5N TO 15N BETWEEN 72W AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. REMAINDER OF AREA FROM 09.5N TO 14N BETWEEN 77W AND 82W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL. .24 HOUR FORECAST FROM 10.5N TO 16N BETWEEN 69W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT. FROM 11N TO 14N BETWEEN 63W AND 69W E WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 10.5N TO 14N BETWEEN 78W AND 81W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL. .48 HOUR FORECAST FROM 11N TO 14N BETWEEN 73W AND 77W NE TO E WINDS 25 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 11N TO 17.5N BETWEEN 71W AND 81W...AND FROM 11N TO 16N BETWEEN 81W AND 83W E WINDS 20 TO 25 KT. SEAS TO 10 FT. FROM 11N TO 14N BETWEEN 66W AND 71W E WINDS 20 TO 25 KT. SEAS TO 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.