000 FZNT02 KNHC 311550 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC SAT JUL 31 2021 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC SAT JUL 31. 24 HOUR FORECAST VALID 1200 UTC SUN AUG 1. 48 HOUR FORECAST VALID 1200 UTC MON AUG 2. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 12 HOUR FORECAST WITHIN 20N71W TO 20N72.5W TO 20.5N72.5W TO 20.5N71W TO 20N71W...INCLUDING THE WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST WITHIN 20N71W TO 20N72.5W TO 20.5N72.5W TO 20.5N71W TO 20N71W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .ATLC 48 HOUR FORECAST WITHIN 20N35W TO 21N37W TO 24N37W TO 26N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE TO S SWELL. .CARIBBEAN WITHIN 11N71W TO 11N78W TO 15N80W TO 16N76W TO 14N72W TO 11N71W E WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST WITHIN 13N68W TO 10N76W TO 13N78W TO 16N74W TO 16N71W TO 13N68W...INCLUDING THE MONA PASSAGE...E WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE WITHIN 17N72W TO 17N73W TO 18N74W TO 18N72W TO 18N71W TO 17N72W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WITHIN 13N69W TO 09N76W TO 16N80W TO 17N75W TO 15N70W TO 13N69W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER RAMOS. NATIONAL HURRICANE CENTER.