819 
FZNT02 KNHC 210859
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED JUL 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUL 21.
24 HOUR FORECAST VALID 0600 UTC THU JUL 22.
48 HOUR FORECAST VALID 0600 UTC FRI JUL 23.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.WITHIN 11N70W TO 11N76W TO 13N76W TO 13N74W TO 13N71W TO 11N70W
E WINDS 30 TO 35 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 11N70W 
TO 13N75W TO 10N78W TO 15N81W TO 17N74W TO 11N70W NE TO E WINDS 
20 TO 30 KT. SEAS 8 TO 12 FT. 
.06 HOUR FORECAST WITHIN 11N70W TO 10N78W TO 11N82W TO 18N80W TO
18N71W TO 11N70W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 15 FT...HIGHEST 
NEAR 12N76W.
.18 HOUR FORECAST WITHIN 11N72W TO 12N73W TO 11N75W TO 13N75W TO
13N71W TO 11N72W NE TO E WINDS 30 TO 35 KT. SEAS 10 TO 14 FT. 
ELSEWHERE WITHIN 11N69W TO 13N75W TO 09N81W TO 16N82W TO 18N74W 
TO 11N69W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST WITHIN 12N69W TO 09N77W TO 10N82W TO 17N81W TO
18N71W TO 12N69W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC AND CARIBBEAN 12 HOUR FORECAST WITHIN 20N70W TO 20N72W TO
21N72W TO 21N71W TO 20N70W...INCLUDING THE WINDWARD PASSAGE...E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 19N74W TO 19N75W TO 20N75W TO 20N73W TO
19N74W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.39 HOUR FORECAST WITHIN 20N70W TO 20N72W TO 21N72W TO 21N71W TO
20N70W...INCLUDING THE WINDWARD PASSAGE...E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.CARIBBEAN 12 HOUR FORECAST WITHIN 16N85W TO 16N87W TO 16N88W TO
18N88W TO 18N86W TO 16N85W...INCLUDING THE GULF OF HONDURAS...E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS.
SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.