000
FZNT02 KNHC 201607 CCA
HSFAT2

HIGH SEAS FORECAST...CORRECTED
NWS NATIONAL HURRICANE CENTER MIAMI FL 
ISSUED BY NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC TUE MAR 20 2018

UPDATED TO CORRECT SYNOPSIS VALID TIME

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC TUE MAR 20.
24 HOUR FORECAST VALID 1200 UTC WED MAR 21.
48 HOUR FORECAST VALID 1200 UTC THU MAR 22.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC 06 HOUR FORECAST COLD FRONT APPROACH 31N81W. N OF 
29N W OF 71W SW WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.
.06 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 TO 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 31N73W TO 23N81W. N OF 29N E 
OF FRONT TO 70W SW WINDS 30 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE
E OF FRONT AND W OF LINE FROM 31N63W TO 27N71W S TO SW WINDS 20
 TO 30 KT. SEAS 8 TO 12 FT.
W OF FRONT AND N OF 27N W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.30 HOUR FORECAST COLD FRONT FROM 31N72W TO 22N79W. 
N OF 26.5N W OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 16 
FT...HIGHEST NEAR 31N74W. N OF 26.5N WITHIN 270 NM SE OF FRONT S 
TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST COLD FRONT FROM 31N63W TO 23N71W...THEN 
WEAKENING COLD FRONT TO 20N74W. N OF 28N W OF FRONT W TO NW 
WINDS 20 TO 25 KT.
SEAS 8 TO 16 FT...HIGHEST NEAR 30N67W. W OF FRONT BETWEEN 25N 
AND 28N WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL OUTSIDE 
BAHAMAS.
N OF 28N WITHIN 150 NM E OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT. 

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM 30N87W TO 
26N92W TO 23N98W. WEAKENING COLD FRONT FROM 30N89W TO 27N93W
TO 25N97W. N OF 27N W OF 91W NW TO N WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.06 HOUR FORECAST COLD FRONT FROM 29N83W TO 21N97W. WEAKENING
FRONT DISSIPATED. 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 SUWANNEE FLORIDA
AND PASCAGOULA MISSISSIPPI. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT SE OF AREA. N OF 26N E 
OF 86W NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.30 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 31N46W TO 20N40W TO 06N55W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST E OF LINE FROM 25N35W TO 13N59W WINDS 20 KT OR
 LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST S OF LINE FROM 29N35W TO 14N61W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE SWELL. 

.CARIBBEAN FROM 11N TO 13N BETWEEN 70W AND 77W NE TO E WINDS 20 
TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 73W AND 78W NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 10 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 MCELROY. NATIONAL HURRICANE CENTER.