000
FZNT02 KNHC 212159
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED MAR 21 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 21.
24 HOUR FORECAST VALID 1800 UTC THU MAR 22.
48 HOUR FORECAST VALID 1800 UTC FRI MAR 23.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N70W TO 23N81W. SECOND COLD FRONT FROM
31N74W TO 26N80W. N OF 28N BETWEEN 75W AND 80W W WINDS 30 TO 40
KT. SEAS 10 TO 13 FT. ELSEWHERE WITHIN AREA BOUNDED BY 31N81W TO
31N65W TO 27N76W TO 31N81W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO
10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N65W TO 21N75W. N OF 28N W 
OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 14 FT IN NW SWELL. 
N OF 28N E OF FRONT TO 60W SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT.
ELSEWHERE N OF 26N W OF 60W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT
IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N60W TO 19N68W. N OF 26N
BETWEEN 55W AND 70W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT NW
SWELL. NEW COLD FRONT APPROACHING FROM N. N OF 30N BETWEEN 75W
AND 78W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN AREA BOUNDED BY 25N35W TO 07N35W TO 07N55W TO 25N35W
WINDS 20 KT OR LESS. SEAS 8 FT NE SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N35W TO 07N35W TO 
10N65W TO 30N35W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL. 
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 11N TO 13N BETWEEN 70W AND 77W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST FROM 10N TO 13N BETWEEN 74W AND 78W NE WINDS 
20 TO 25 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO COLD FRONT FROM 25N81W TO 22N90W. FROM 25N TO 27N
E OF 85W WINDS 20 KT. SEAS 8 FT IN NE SWELL.
.06 HOUR FORECAST FRONT E OF AREA. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 06 HOUR FORECAST TROUGH OVER WESTERN YUCATAN. S 
OF 22N E OF 92W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST TROUGH DISSIPATED OVER SW GULF. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT. 
.30 HOUR FORECAST TROUGH OVER WESTERN YUCATAN. S OF 22N E OF 92W
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST TROUGH DISSIPATED OVER SW GULF. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

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

UNDERSEA VOLCANO KICK EM JENNY...N OF GRENADA NEAR 12.18N
61.38W...IS IN A STATE OF UNREST. THE GOVERNMENT OF GRENADA
ADVISES MARINERS TO OBSERVE A 5 KM OR 3.1 NM EXCLUSION ZONE
AROUND KICK EM JENNY. PLEASE SEE WWW.NADMA.GD FOR ADDITIONAL
INFORMATION.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.