000 FZNT02 KNHC 180240 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC THU JUN 18 2020 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC THU JUN 18. 24 HOUR FORECAST VALID 0000 UTC FRI JUN 19. 48 HOUR FORECAST VALID 0000 UTC SAT JUN 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 23N35W TO 18N35W TO 19N39W TO 23N39W TO 23N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .24 HOUR FORECAST WITHIN 13N35W TO 17N42W TO 19N44W TO 22N42W TO 22N35W TO 13N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .48 HOUR FORECAST WITHIN 11N35W TO 11N41W TO 20N47W TO 22N43W TO 20N35W TO 11N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .CARIBBEAN 12 HOUR FORECAST WITHIN 12N74W TO 11N77W TO 13N78W TO 14N76W TO 13N74W TO 12N74W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST WITHIN 11N70W TO 12N73W TO 12N75W TO 13N75W TO 13N70W TO 11N70W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .48 HOUR FORECAST WITHIN 13N70W TO 11N72W TO 12N79W TO 15N79W TO 15N73W TO 13N70W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.