000
FZNT02 KNHC 200901
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE MAR 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE MAR 20.
24 HOUR FORECAST VALID 0600 UTC WED MAR 21.
48 HOUR FORECAST VALID 0600 UTC THU MAR 22.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC 12 HOUR FORECAST COLD FRONT APPROACH AREA FROM WEST. N OF 
29N W OF 71W SW WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.18 HOUR FORECAST COLD FRONT FROM 31N80W TO 30N81W. N OF 29N E 
OF FRONT TO 76W SW WINDS 25 TO 35 KT. SEAS 9 TO 12 FT. W OF 
FRONT W WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE N OF LINE FROM 
27N80W TO 31N70W SW WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N75W TO 26N80W. N OF 28N W 
OF FRONT TO 79W W WINDS 30 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE 
W OF FRONT W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. N OF 29N WITHIN 
60 NM E OF FRONT SW WINDS 30 TO 35 KT. SEAS 10 TO 12 FT. 
ELSEWHERE N OF 27N WITHIN 240 NM E OF FRONT SW WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST COLD FRONT FROM 31N65W TO 26N70W TO 21.5N77W. 
N OF 27N W OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 16 
FT...HIGHEST NEAR 30N73W. N OF 26N WITHIN 210 NM E OF FRONT S TO 
SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO 06 HOUR FORECAST COLD FRONT FROM 30N85W TO 
24N96W TO 21N97W. N OF 26N W OF 91W NW TO N WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST COLD FRONT FROM 29N83W TO 21N97W. N OF 25N E 
OF FRONT SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N OF 26N W 
OF FRONT TO 93W W TO NW WINDS 20 TO 25 KT WITH FREQUENT GUSTS TO 
GALE FORCE WITHIN 30 NM OF THE COAST BETWEEN 83W AND 88W. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 25N81W TO 20N92W. N OF 27N E 
OF 89W NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.36 HOUR FORECAST COLD FRONT SE OF AREA. WINDS 20 KT OR LESS. 
SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC E OF LINE FROM 31N54W TO 20N50W TO 07N55W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST E OF LINE FROM 31N42W TO 20N42W TO 14N60W TO 
07N58W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST S OF LINE FROM 28N35W TO 16N60W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE SWELL. 

.CARIBBEAN FROM 11N TO 13N BETWEEN 73W AND 77W NE TO E WINDS 20 
TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 76W NE TO E 
WINDS 25 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 10.5N TO 
13.5N BETWEEN 71W AND 77W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 
FT.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 76W NE TO E 
WINDS 25 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 10N TO 13.5N 
BETWEEN 71W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.

.CARIBBEAN S OF 17N BETWEEN 85W AND 87W E TO SE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.06 HOUR FORECAST 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 AL. NATIONAL HURRICANE CENTER.