000
FZNT02 KNHC 200325
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU DEC 20 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 20.
24 HOUR FORECAST VALID 0000 UTC FRI DEC 21.
48 HOUR FORECAST VALID 0000 UTC SAT DEC 22.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N52W TO 25N65W TO 24N70W. N OF 30N 
WITHIN 180 NM E OF FRONT SW WINDS 30 TO 35 KT. SEAS 12 TO 16 FT 
IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N41W TO 23N53W TO 21N60W. N 
OF 29N BETWEEN 47W AND 58W W TO NW WINDS 30 TO 35 KT. SEAS 20 TO 
24 FT IN NW SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N38W TO 18N51W. WINDS BELOW 
GALE FORCE.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO 12 HOUR FORECAST COLD FRONT FROM 30N92W TO 
24N98W. W OF FRONT S OF 28N NW TO N WINDS 30 TO 35 KT. SEAS TO 8 
FT.
.24 HOUR FORECAST COLD FRONT FROM 30N84W TO 22N93W TO 18N95W. N 
OF FRONT TO 26N W OF 93W NW TO N WINDS 30 TO 40 KT. SEAS 9 TO 13 
FT IN N SWELL. 
.42 HOUR FORECAST COLD FRONT SE OF AREA. WINDS BELOW GALE FORCE.

...ATLC GALE WARNING...
.ATLC 30 HOUR FORECAST COLD FRONT FROM 31N79W TO 29N81W. WITHIN 
120 NM E OF FRONT N OF 30N SW WINDS 30 TO 35 KT. SEAS 8 TO 10 
FT. 
.42 HOUR FORECAST COLD FRONT FROM 31N72W TO 23N80W. WINDS BELOW 
GALE FORCE.

.SYNOPSIS AND FORECAST.

.ATLC...EXCEPT AS NOTED IN ATLC WARNINGS...WITHIN 450 NM E OF 
FRONT N OF 27N SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN 
PRIMARILY NW SWELL. W OF FRONT TO 68W N OF 28N W TO NW WINDS 20 
TO 30 KT. SEAS 10 TO 15 FT IN NW SWELL...EXCEPT 15 TO 18 FT N OF 
30N E OF 60W. ELSEWHERE W OF FRONT TO 70W N OF 27N WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST...EXCEPT AS NOTED IN ATLC WARNINGS...WITHIN 
420 NM E OF FRONT N OF 26N SW WINDS 20 TO 30 KT. SEAS 8 TO 12 
FT...EXCEPT 12 TO 18 FT IN MIXED SW AND NW SWELL WITHIN 120 NM 
OF FRONT. W OF FRONT TO 63W N OF 25N W TO NW WINDS 20 TO 30 KT. 
SEAS 12 TO 18 FT IN NW SWELL...EXCEPT 18 TO 22 FT N OF 27N E OF 
60W. ELSEWHERE N OF 23N W OF FRONT TO LINE FROM 31N70W TO 27N70W 
TO 23N62W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N38W TO 18N51W. E OF FRONT N 
OF 25N SW WINDS 20 TO 30 KT. SEAS 12 TO 18 FT IN NW SWELL. E OF 
FRONT TO 40W FROM 22N TO 25N WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW SWELL. W OF FRONT TO 55W N OF 26N W TO NW WINDS 20 TO 
30 KT. SEAS 18 TO 24 FT IN NW SWELL. ELSEWHERE N OF 20N W OF 
FRONT TO 67W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N 
SWELL...EXCEPT 12 TO 18 FT N OF 22N E OF 61W.
.48 HOUR FORECAST COLD FRONT FROM 31N35W TO 17N48W. E OF FRONT N 
OF 26N SW WINDS 20 TO 25 KT. SEAS 12 TO 16 FT IN NW SWELL. E OF 
FRONT FROM 20N TO 26N WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW 
SWELL. N OF 29N BETWEEN 43W AND 50W N WINDS 20 TO 25 KT. SEAS 18 
TO 20 FT IN NW SWELL. ELSEWHERE N OF 17N W OF FRONT TO LINE FROM 
31N66W TO 20N66W TO 17N55W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT 
IN N SWELL...EXCEPT 14 TO 18 FT IN NW SWELL N OF 22N E OF 60W.

.ATLC 24 HOUR FORECAST COLD FRONT APPROACHING COAST. N OF 29N W 
OF 78W S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST...EXCEPT AS NOTED IN ATLC WARNINGS...WITHIN 
240 NM E OF FRONT SW WINDS 20 TO 30 KT. SEAS TO 8 FT. W OF FRONT 
W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.42 HOUR FORECAST COLD FRONT FROM 31N72W TO 24N80W. WITHIN 240 
NM E OF FRONT N OF 28N SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN 
MIXED NE AND SW SWELL. W OF FRONT N OF 26N NW WINDS 25 TO 30 KT. 
SEAS 8 TO 12 FT IN NW SWELL...EXCEPT 12 TO 14 FT N OF 30N E OF 
78W.
.48 HOUR FORECAST COLD FRONT FROM 31N69W TO 22N79W. E OF FRONT 
TO 66W N OF 26N SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN MIXED 
NE AND SW SWELL. W OF FRONT N OF 27N W TO NW WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT IN NW SWELL...EXCEPT 12 TO 16 FT N OF 29N E OF 
77W.

.CARIBBEAN 06 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 77W 
NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 72W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 9 FT. FROM 15N TO 18N BETWEEN 70W AND 
75W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE FROM 11N TO 
15N BETWEEN 73W AND 80W WINDS LESS THAN 20 KT. SEAS 8 FT IN NE 
SWELL.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 76W AND 80W WINDS LESS 
THAN 20 KT. SEAS 8 FT IN NE SWELL. 

.GULF OF MEXICO 12 HOUR FORECAST...EXCEPT AS NOTED IN GULF OF 
MEXICO WARNING...W OF FRONT NW WINDS 20 TO 30 KT. SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN GULF OF MEXICO 
WARNING...W OF FRONT NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.42 HOUR FORECAST COLD FRONT SE OF AREA. S OF 28N E OF LINE FROM 
28N88W TO 20N97W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN 
NW TO N SWELL. ELSEWHERE S OF 26N E OF 96W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN NE SWELL. 
.48 HOUR FORECAST S OF 20N N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT 
IN N SWELL. S OF 26N E OF 90W N TO NE WINDS 20 TO 25 KT. SEAS 8 
TO 11 FT IN NE SWELL. FROM 20N TO 25N BETWEEN 90W AND 95W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN N SWELL. 

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

$$
.FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.