000 FZNT02 KNHC 152021 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU JUL 15 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 THU JUL 15. 24 HOUR FORECAST VALID 1800 UTC FRI JUL 16. 48 HOUR FORECAST VALID 1800 UTC SAT JUL 17. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 27 HOUR FORECAST WITHIN 20N71W TO 20N72W TO 20.5N72W TO 20.5N71.5W TO 20N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .CARIBBEAN WITHIN 11N69W TO 11N74W TO 10N78W TO 14N75W TO 13N71W TO 11N69W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. .24 HOUR FORECAST WITHIN 11N69W TO 11N78W TO 13N77W TO 15N73W TO 11N69W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. .48 HOUR FORECAST WITHIN 11N79W TO 14N78W TO 15N74W TO 13N70W TO 11N79W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER HAGEN. NATIONAL HURRICANE CENTER.