000 FZNT02 KNHC 160940 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC THU SEP 16 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC THU SEP 16. 24 HOUR FORECAST VALID 0600 UTC FRI SEP 17. 48 HOUR FORECAST VALID 0600 UTC SAT SEP 18. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC LOW PRES NEAR 30N74W 1010 MB. WITHIN 30N70W TO 29N71W TO 29N73W TO 31N74W TO 31N70W TO 30N70W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .12 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...MOVED WELL N OF AREA. OVER FORECAST WATERS WITHIN 30N71W TO 30N73W TO 31N74W TO 31N70W TO 30N71W WINDS 20 KT OR LESS. SEAS TO 8 FT. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...MOVED WELL N OF AREA. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 36 HOUR FORECAST NEW LOW PRES NEAR 12N44W 1012 MB. WITHIN 13N44W TO 12N47W TO 14N50W TO 16N48W TO 15N45W TO 13N44W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 13N47W 1009 MB. WITHIN 13N44W TO 12N47W TO 14N50W TO 16N48W TO 15N45W TO 13N44W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .CARIBBEAN 18 HOUR FORECAST WITHIN 17N84W TO 16N88W TO 17N88W TO 19N88W TO 19N85W TO 17N84W...INCLUDING THE GULF OF HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN 18 HOUR FORECAST WITHIN 11N68W TO 11N75W TO 14N77W TO 15N74W TO 14N71W TO 11N68W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER TORRES. NATIONAL HURRICANE CENTER.