951 
FZNT02 KNHC 150250
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU APR 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU APR 15.
24 HOUR FORECAST VALID 0000 UTC FRI APR 16.
48 HOUR FORECAST VALID 0000 UTC SAT APR 17.

.WARNINGS.

...ASHFALL ADVISORY...
LA SOUFRIERE ST. VINCENT VOLCANO AT 13.3N 61.2W IS PRODUCING 
VOLCANIC EMISSIONS. 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 YOU ENCOUNTER VOLCANIC ASH OR FLOATING VOLCANIC DEBRIS... 
PLEASE REPORT THE OBSERVATION TO THE NATIONAL HURRICANE CENTER BY
CALLING 305-229-4424.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N47W TO 24N52W TO 18N61W. N OF 27N E OF
FRONT TO 43W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE 
WITHIN 24N50W TO 24N52W TO 31N53W TO 31N43W TO 24N50W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN SW TO W SWELL.
.24 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 31N44W TO 
21N54W. WITHIN 27N44W TO 31N47W TO 31N37W TO 27N44W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.ATLC COLD FRONT FROM 31N52W TO 22N65W TO 20N74W. WITHIN 26N63W 
TO 26N70W TO 29N70W TO 31N67W TO 31N60W TO 26N63W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.24 HOUR FORECAST FRONT DISSIPATED. WITHIN 29N56W TO 29N62W TO 
31N65W TO 31N51W TO 29N56W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 29N47W TO 28N50W TO 28N52W TO 31N53W TO
31N45W TO 29N47W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW 
SWELL.

.ATLC 36 HOUR FORECAST COLD FRONT FROM 31N73W TO 29N81W. WITHIN 
30N70W TO 30N73.5W TO 31N75W TO 31N66W TO 30N70W SW WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N70W TO 28N80W. WITHIN 
30N68W TO 30N71W TO 31N71W TO 31N65W TO 30N68W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN W SWELL.

.ATLC 48 HOUR FORECAST WITHIN 08N44W TO 09N46W TO 11N44W TO
14N39W TO 11N37W TO 08N44W WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
TO E SWELL.

.CARIBBEAN 48 HOUR FORECAST WITHIN 16N85W TO 16N86W TO 17N87W TO
18N86W TO 17N85W TO 16N85W E TO SE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.

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

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.