000
FZNT02 KNHC 170745
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT APR 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT APR 17.
24 HOUR FORECAST VALID 0600 UTC SUN APR 18.
48 HOUR FORECAST VALID 0600 UTC MON APR 19.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.COLD FRONT N OF AREA. WITHIN 20N96W TO 25N97W TO 28N97W TO 
29N95W TO 25N96W TO 20N96W...INCLUDING WITHIN 60 NM OF 
VERACRUZ...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST COLD FRONT FROM 30N84W TO 24N91W TO 17N94W. 
WITHIN 22N97W TO 22N98W TO 24N98W TO 27N96W TO 22N97W N WINDS 30 
TO 40 KT. SEAS 8 TO 11 FT. ELSEWHERE...WITHIN 21N97W TO 23N98W TO
28N96W TO 29N93W TO 28N92W TO 21N97W...INCLUDING WITHIN 60 NM OF
VERACRUZ...N TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N83W TO 23N90W TO 17N93W. 
WITHIN 22N96W TO 21N97W TO 23N97W TO 23N96W TO 22N96W NW TO N 
WINDS 25 TO 30 KT. SEAS 10 TO 12 FT. ELSEWHERE...WITHIN 20N95W TO
21N97W TO 26N97W TO 26N93W TO 24N95W TO 20N95W...INCLUDING 
WITHIN 60 NM OF VERACRUZ...N WINDS 25 TO 30 KT. SEAS 8 TO 10 FT. 
REMAINDER OF AREA...WITHIN 19N96W TO 22N98W TO 28N97W TO 28N92W 
TO 19N96W N TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST STATIONARY FRONT FROM 30N82W TO 22N89W TO 
17N92W. WITHIN 22N95W TO 19N93W TO 22N98W TO 25N97W TO 26N91W TO 
22N95W...INCLUDING WITHIN 60 NM OF VERACRUZ...N WINDS 20 TO 25 
KT. SEAS 8 FT.

...ASHFALL ADVISORY... 
.LA SOUFRIERE ST. VINCENT VOLCANO AT 13.3N 61.2W IS PRODUCING 
VOLCANIC EMISSIONS FROM ITS SUMMIT. THE VOLCANO REMAINS IN A 
STATE OF UNREST AND COULD CONTINUE TO ERUPT WITH LITTLE NOTICE. 
MARINERS TRAVELING IN THE VICINITY OF LA SOUFRIERE ARE URGED TO 
EXERCISE CAUTION. REDUCED VISIBILITY DUE TO THE ASH IS POSSIBLE.
IF MARINERS ENCOUNTER VOLCANIC ASH OR FLOATING VOLCANIC 
DEBRIS...YOU ARE ENCOURAGED TO REPORT THE OBSERVATION TO THE 
NATIONAL HURRICANE CENTER BY CALLING 305-229-4424.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 30N65W TO 29N79W. WITHIN 30N63W TO 30N66W 
TO 30N67W TO 31N67W TO 31N62W TO 30N63W SW TO W WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 30N63W TO 29N66W TO 
30N69W TO 31N68W TO 31N61W TO 30N63W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN NW TO N SWELL. 
.18 HOUR FORECAST STATIONARY FRONT FROM 30N59W TO 30N78W. WITHIN
30N56W TO 30N59W TO 30N61W TO 31N62W TO 31N56W TO 30N56W WINDS 
20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST STATIONARY FRONT DISSIPATED. CONDITIONS 
IMPROVE.

.ATLC WITHIN 29N46W TO 29N49W TO 28N51W TO 31N51W TO 31N43W TO
29N46W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.ATLC WITHIN 07N46W TO 11N48W TO 12N43W TO 16N40W TO 12N36W TO
07N46W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 10N43W TO 06N52W TO 09N56W TO 18N48W TO
14N42W TO 10N43W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E
SWELL.
.48 HOUR FORECAST WITHIN 11N52W TO 08N51W TO 10N57W TO 14N58W TO
14N47W TO 11N52W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E 
SWELL.

.CARIBBEAN WITHIN 11N64W TO 11N65W TO 11N66W TO 12N65W TO 
12N64W TO 11N64W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 11N64W TO 11N65W TO 12N72W TO 14N72W TO
14N70W TO 11N64W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 12N74W TO 13N74W TO 13N73W TO 13N72W TO
12N74W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE...WITHIN 
10N64W TO 12N70W TO 11N73W TO 15N75W TO 14N69W TO 10N64W E WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN 16N85W TO 16N86W TO 17N87W TO 18N87W TO 18N85W
TO 16N85W...INCLUDING THE GULF OF HONDURAS...E TO SE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 17N86W TO 17N87W TO 18N87W TO 18N86W TO
17N86W...INCLUDING THE GULF OF HONDURAS...E TO SE WINDS 20 TO 25
KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 16N85W TO 16N87W TO 
18N87W TO 19N87W TO 18N85W TO 16N85W SE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE.

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

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.