820 
FZNT02 KNHC 202013
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON MAR 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON MAR 20.
24 HOUR FORECAST VALID 1800 UTC TUE MAR 21.
48 HOUR FORECAST VALID 1800 UTC WED MAR 22.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 14N71W TO 14N76W TO 11N78W TO 10N76W TO 11N73W
TO 11N69W TO 14N71W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 30 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 13N70W TO 14N76W TO 12N78W TO 10N78W TO
11N74W TO 12N69W TO 13N70W...INCLUDING THE GULF OF 
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE
WITHIN 13N70W TO 15N76W TO 14N80W TO 10N79W TO 11N74W TO 11N71W 
TO 13N70W...INCLUDING THE GULF OF VENEZUELA...WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN E SWELL.
.30 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 11.5N75.5W TO 
11N75.5W TO 11N74W TO 11.5N74W TO 12N74W NE WINDS 30 TO 35 KT. 
SEAS 10 TO 11 FT. ELSEWHERE WITHIN 12N70W TO 15N73W TO 14N75W TO 
12N78W TO 10N78W TO 11N71W TO 12N70W...INCLUDING THE GULF OF 
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 10 FT. REMAINDER
OF AREA WITHIN 13N71W TO 16N75W TO 14N80W TO 10N80W TO 11N72W TO
13N71W...INCLUDING THE GULF OF VENEZUELA...WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN E SWELL.
.42 HOUR FORECAST WITHIN 13N73W TO 14N76W TO 14N79W TO 11N80W TO
10N77W TO 11N74W TO 13N73W NE TO E WINDS 20 TO 30 KT. SEAS 10 TO
13 FT. ELSEWHERE WITHIN 14N73W TO 16N79W TO 15N81W TO 10N81W TO 
09N78W TO 12N73W TO 14N73W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN E SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 21N37W TO 21N41W TO 19N49W TO 15N47W TO 14N43W TO 
16N35W TO 21N37W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. 
ELSEWHERE WITHIN 31N35W TO 21N61W TO 07N57W TO 07N35W TO 
31N35W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES AND 
ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO 
NE SWELL.
.24 HOUR FORECAST WITHIN 27N35W TO 27N43W TO 19N63W TO 12N61W TO
08N44W TO 09N35W TO 27N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO
10 FT IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 21N38W TO 21N47W TO 18N63W TO 14N62W TO
13N55W TO 15N35W TO 21N38W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 FT
IN NE TO E SWELL.

.ATLC 06 HOUR FORECAST COLD FRONT FROM 31N72W TO 24N78W...THEN 
STATIONARY TO 22N79W. WITHIN 31N73W TO 31N81W TO 30N80W TO 
30N75W TO 31N73W N WINDS 20 TO 30 KT. SEAS 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N65W TO 22N72W. WITHIN 
31N67.5W TO 31N70.5W TO 30.5N70.5W TO 30N70W TO 30.5N68W TO 
31N67.5W N TO NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE 
WITHIN 31N66W TO 31N81W TO 28N78W TO 27N74W TO 28N71W TO 31N66W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 31N58W TO 31N68W TO 29N67W TO 28N63W TO
29N63W TO 31N58W NE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE WITHIN 31N55W TO 31N70W TO 26N76W TO 23N73W TO 
31N55W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS
8 TO 10 FT IN N TO NE SWELL.

.CARIBBEAN WITHIN 20N86W TO 20N87W TO 19N88W TO 17N88W TO 17N87W
TO 19N86W TO 20N86W...INCLUDING GULF OF HONDURAS...N TO NE WINDS
20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 24N85W TO 24N97W 
TO 19N96W TO 21N91W TO 17N87W TO 20N84W TO 24N85W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 26N94W TO 28N94W TO 28N97W TO 26N97W TO
22N98W TO 23N94W TO 26N94W SE 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.

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

$$
.FORECASTER NATIONAL HURRICANE CENTER. NATIONAL HURRICANE CENTER.