000
FZNT02 KNHC 172157
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT DEC 17 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT DEC 17.
24 HOUR FORECAST VALID 1800 UTC SUN DEC 18.
48 HOUR FORECAST VALID 1800 UTC MON DEC 19.

.WARNINGS.

...ATLC GALE WARNING...
.N OF 27N BETWEEN 41W AND 45W SE TO S WINDS 25 TO 35 KT. SEAS 12 
TO 22 FT...HIGHEST NEAR 29N45W.
.12 HOUR FORECAST WINDS LESS THAN GALE FORCE.

.SYNOPSIS AND FORECAST.

.ATLC WEAKENING FRONT FROM 31N48W TO 15N53W. EXCEPT AS NOTED IN 
WARNINGS...N OF 20N E OF 48W SE TO S WINDS 20 TO 30 KT. SEAS 10 
TO 15 FT IN SE SWELL FROM 20N TO 25N AND 11 TO 17 FT N OF 25N. S 
OF 20N E OF 48W NE TO E WINDS TO 20 KT. SEAS TO 9 FT IN NE 
SWELL. N OF 20N BETWEEN 48W AND 62W N TO NE WINDS 20 TO 25 KT. 
SEAS 10 TO 17 FT IN NE SWELL. ELSEWHERE N OF 15N E OF 62W AND 
BETWEEN 62W AND 75W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN NE 
SWELL. 
.24 HOUR FORECAST DISSIPATING FRONTAL TROUGH FROM 31N48W TO 
18N54W. N OF 22N E OF TROUGH SE TO S WINDS 20 TO 30 KT. SEAS 10 
TO 15 FT. ELSEWHERE N OF 20N E OF TROUGH E TO SE WINDS 20 KT. 
SEAS 8 TO 10 FT IN E SWELL. REMAINDER AREA E OF LINE FROM 31N60W 
TO 20N74W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT PRIMARILY IN NE 
SWELL. 
.48 HOUR FORECAST DISSIPATING FRONTAL TROUGH FROM 31N48W TO
20N52W. N OF 23N E OF TROUGH SE TO S WINDS 20 TO 25 KT. SEAS
8 TO 12 FT. FROM 20N TO 23N E OF TROUGH E TO SE WINDS TO 20 KT. 
SEAS TO 8 FT.  

.06 HOUR FORECAST ATLC NEW COLD FRONT FROM 31N76W TO 28N81W. W 
OF FRONT NW WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 30N E OF 
FRONT TO 70W SW WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N66W TO 24N80W. NW 
OF FRONT TO 76W NW TO WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
ELSEWHERE W OF FRONT N WINDS 20 KT. SEAS TO 8 FT. WITHIN 180 NM 
SE OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N52W TO 25N58W TO 21N75W. W 
OF FRONT TO 65W NW TO N WINDS 20 TO 30 KT. SEAS 12 TO 16 FT. 
ELSEWHERE W OF FRONT TO 72W AND S OF 27N W OF 72W N TO NE WINDS 
20 TO 25 KT. SEAS 9 TO 14 FT E OF BAHAMAS. N OF 27N BETWEEN 72W 
AND 76W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN NE SWELL. N OF 
26N E OF FRONT WITHIN 180 NM E OF FRONT SW WINDS 20 TO 25 KT. 
SEAS TO 9 FT. REMAINDER AREA E OF 65W WINDS LESS THAN 20 KT. 
SEAS 8 TO 10 FT IN NE TO E SWELL.

.CARIBBEAN N OF 11N E OF 82W NE TO E WINDS 20 TO 25 KT. SEAS 8 
TO 11 FT.
.24 HOUR FORECAST N OF 11N NE TO E WINDS 20 TO 25 KT. SEAS TO 9 
FT S OF 15N W OF 70W.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO COLD FRONT FROM 29N83W TO 27N94W THEN STATIONARY 
TO 21N97W. W OF FRONT N TO NE WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WEAKENING FRONT JUST SE OF AREA. E OF 90W
N TO NE WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 23N W OF 90W SE WINDS 20 KT. SEAS LESS 
THAN 8 FT. S OF 27N E OF 85W NE TO E WINDS 20 TO 25 KT. SEAS TO  
8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.