000
FZNT02 KNHC 211513
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE MAR 21 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE MAR 21.
24 HOUR FORECAST VALID 1200 UTC WED MAR 22.
48 HOUR FORECAST VALID 1200 UTC THU MAR 23.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 14N71W TO 15N77W TO 14N80W TO 10N78W TO 11N73W
TO 11N70W TO 14N71W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.12 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 12N76W TO 11N75W TO
11N74W TO 12N74W NE WINDS 30 TO 40 KT. SEAS 9 TO 11 FT. 
ELSEWHERE WITHIN 15N73W TO 15N78W TO 13N79W TO 10N79W TO 10N72W 
TO 11N70W TO 15N73W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. REMAINDER OF AREA WITHIN 
15N72W TO 15N77W TO 14N81W TO 10N80W TO 11N70W TO 15N72W WINDS 20
KT OR LESS. SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 13N74W TO 15N77W TO 12N81W TO 10N79W TO
10N76W TO 11N73W TO 13N74W NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 
12 FT. ELSEWHERE WITHIN 14N73W TO 15N81W TO 12N82W TO 10N81W TO 
09N77W TO 11N73W TO 14N73W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN E SWELL.
.36 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 11N76W TO 11N74W TO
12N74W NE WINDS 30 TO 40 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 
15N74W TO 14N77W TO 10N79W TO 09N77W TO 11N74W TO 11N70W TO 
15N74W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30
KT. SEAS 8 TO 10 FT. REMAINDER OF AREA WITHIN 15N73W TO 14N82W 
TO 09N82W TO 09N78W TO 11N75W TO 11N70W TO 15N73W WINDS 20 KT OR 
LESS. SEAS 8 FT IN E SWELL.
.48 HOUR FORECAST WITHIN 13N73W TO 15N75W TO 15N77W TO 13N79W TO
10N77W TO 11N73W TO 13N73W NE TO E WINDS 20 TO 30 KT. SEAS 10 TO
12 FT. ELSEWHERE WITHIN 16N74W TO 14N81W TO 10N81W TO 09N77W TO 
11N73W TO 16N74W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E 
SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 23N35W TO 21N54W TO 17N56W TO 16N42W TO 17N35W TO
23N35W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE 
WITHIN 28N35W TO 19N62W TO 11N61W TO 07N52W TO 07N35W TO 
28N35W...INCLUDING IN ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 25N35W TO 25N43W TO 18N62W TO 11N57W TO
11N46W TO 14N35W TO 25N35W...INCLUDING IN ATLANTIC 
EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E 
SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.ATLC COLD FRONT FROM 31N67W TO 22N77W. WITHIN 31N68W TO 31N77W 
TO 30N78W TO 28N74W TO 30N68W TO 31N68W N TO NE WINDS 20 TO 25 
KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N68W TO 31N81W TO 29N80W
TO 28N72W TO 30N68W TO 31N68W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN N TO NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N58W TO 22N70W. WITHIN 
31N59W TO 31N68W TO 29N68W TO 29N63W TO 31N59W NE WINDS 20 TO 25 
KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N59W TO 31N72W TO 27N77W
TO 24N74W TO 24N71W TO 31N59W...INCLUDING ATLANTIC 
EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE 
SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N50W TO 22N67W. WITHIN 
31N50W TO 31N63W TO 29N63W TO 29N57W TO 29N54W TO 31N50W NE WINDS
20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 31N45W TO 30N68W
TO 26N72W TO 24N67W TO 31N45W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN N TO NE SWELL.

.CARIBBEAN 24 HOUR FORECAST WITHIN 21N70W TO 21N76W TO 20N77W TO
18N77W TO 16N70W TO 17N69W TO 21N70W...INCLUDING BETWEEN CUBA
AND JAMAICA AND IN MONA PASSAGE AND APPROACH TO WINDWARD
PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 21N70W TO 21N76W TO 20N77W TO 18N77W TO
16N70W TO 17N69W TO 21N70W...INCLUDING BETWEEN CUBA AND JAMAICA 
AND IN MONA PASSAGE AND APPROACH TO WINDWARD PASSAGE...NE TO E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 27N95W TO 28N96W TO 28N97W TO 26N97W TO
23N98W TO 23N95W TO 27N95W SE TO S WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 27N95W TO 28N96W TO 28N97W TO 26N97W TO
23N98W TO 23N95W TO 27N95W SE WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 09 HOUR FORECAST WITHIN 23N89W TO 23N93W TO
22N94W TO 20N93W TO 20N91W TO 22N88W TO 23N89W...INCLUDING
WITHIN 60 NM OF COAST OF CAMPECHE...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 DELGADO. NATIONAL HURRICANE CENTER.