000
FZNT02 KNHC 141934
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED APR 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED APR 14.
24 HOUR FORECAST VALID 1800 UTC THU APR 15.
48 HOUR FORECAST VALID 1800 UTC FRI APR 16.

.WARNINGS.

...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. 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 31N57W TO 23N65W TO 22N75W. WITHIN 28N62W
TO 27N64W TO 27N73W TO 31N73W TO 31N61W TO 28N62W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 31N53W TO 25N60W. 
WITHIN 29N60W TO 30N64W TO 31N67W TO 31N56W TO 29N60W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 31N46W TO 28N48W.
WITHIN 29N51W TO 29N57W TO 31N57W TO 31N46W TO 29N51W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.

.ATLC COLD FRONT FROM 31N48W TO 22N60W TO 19N68W. WITHIN 23N51W
TO 25N55W TO 31N54W TO 31N45W TO 29N49W TO 23N51W S TO SW WINDS 
20 TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N45W TO 23N53W TO 16N62W. 
WITHIN 29N39W TO 25N46W TO 26N48W TO 31N48W TO 31N38W TO 29N39W S
TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.42 HOUR FORECAST DISSIPATING COLD FRONT FROM 31N39W TO 23N50W.
CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC 36 HOUR FORECAST COLD FRONT FROM 31N78W TO 30N81W. WITHIN
30N70W TO 30N72.5W TO 30.5N76W TO 31N76.5W TO 31N68W TO 30N70W 
SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N73W TO 28N81W. WITHIN 
30N65W TO 30N68W TO 30N72W TO 31N73W TO 31N64W TO 30N65W SW WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.

.CARIBBEAN WITHIN 16N76W TO 17N77W TO 18N77W TO 20N75W TO 18N74W
TO 16N76W...INCLUDING THE WINDWARD PASSAGE...NE 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.

.CARIBBEAN 06 HOUR FORECAST WITHIN 17N69W TO 17N70W TO 17N72W TO
18N71W TO 18N69W TO 17N69W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.CARIBBEAN 12 HOUR FORECAST WITHIN 11N74W TO 11N76W TO 12N75W TO
12N74W TO 11N74W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO 03 HOUR FORECAST WITHIN 22N87W TO 21N89W TO
21N90W TO 22N90W TO 23N88W TO 22N87W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 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 LEWITSKY. NATIONAL HURRICANE CENTER.