000 FZNT02 KNHC 212149 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON AUG 21 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MON AUG 21. 24 HOUR FORECAST VALID 1800 UTC TUE AUG 22. 48 HOUR FORECAST VALID 1800 UTC WED AUG 23. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC FROM 24.5N TO 28N BETWEEN 74W AND 77W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT IN E TO SE SWELL. .18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC FROM 22N TO 27N BETWEEN 50W AND 54W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN LOW PRES...REMNANTS OF HARVEY...NEAR 18N85W 1009 MB. WITHIN 210 NM NE SEMICIRCLE OF LOW E TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT. SCATTERED SHOWERS AND TSTMS FROM 17.5N TO 22.5N BETWEEN 80W AND 88W. .24 HOUR FORECAST LOW PRES INLAND NEAR 19N89W 1010 MB. OVER FORECAST WATERS FROM 18N TO 21N W OF 85W SE WINDS 20 TO 25 KT. SEAS TO 8 FT. .30 HOUR FORECAST LOW PRES INLAND NEAR 19.5N90W 1010 MB. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN 06 HOUR FORECAST FROM 11N TO 13N BETWEEN 69W AND 74W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 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 STRIPLING. NATIONAL HURRICANE CENTER.