000 FZNT02 KNHC 180830 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC THU JUN 18 2020 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC THU JUN 18. 24 HOUR FORECAST VALID 0600 UTC FRI JUN 19. 48 HOUR FORECAST VALID 0600 UTC SAT JUN 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 16N35W TO 18N39W TO 22N41W TO 24N40W TO 23N35W TO 16N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .24 HOUR FORECAST WITHIN 13N35W TO 17N43W TO 19N45W TO 22N42W TO 21N35W TO 13N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .48 HOUR FORECAST WITHIN 10N35W TO 08N46W TO 11N51W TO 20N47W TO 20N35W TO 10N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .CARIBBEAN WITHIN 12N74W TO 11N75W TO 12N77W TO 14N77W TO 13N74W TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST WITHIN 11N70W TO 11N76W TO 13N77W TO 15N74W TO 14N70W TO 11N70W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WITHIN 13N69W TO 12N71W TO 12N81W TO 14N81W TO 16N74W TO 13N69W 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.