000
FZNT02 KNHC 181621
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN DEC 18.
24 HOUR FORECAST VALID 1200 UTC MON DEC 19.
48 HOUR FORECAST VALID 1200 UTC TUE DEC 20.

.WARNINGS.

...ATLC GALE WARNING...
.06 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N67W TO 25N72W TO 
22N79W. N OF 29N WITHIN 300 NM W OF FRONT NW WINDS 25 TO 35 KT. 
SEAS 10 TO 15 FT. N OF 29N WITHIN 240 NM E OF FRONT SW WINDS 25 
TO 35 KT. SEAS 9 TO 13 FT.  
.24 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N55W TO 25N61W TO 
22N72W. N OF 29N WITHIN 360 NM W OF FRONT NW WINDS 25 TO 35 KT. 
SEAS 11 TO 17 FT. N OF 29N WITHIN 180 NM E OF FRONT SW WINDS 25 
TO 35 KT. SEAS 9 TO 13 FT.
.30 HOUR FORECAST WINDS LESS THAN GALE FORCE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N70W TO 28N76W TO 26N80W. NW OF FRONT NW
TO N WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 30N E OF FRONT TO 
60W SW WINDS 20 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N67W TO 25N72W TO 
22N79W. EXCEPT AS NOTED IN WARNINGS...NW OF FRONT N WINDS 20 TO 
25 KT. SEAS 8 FT EXCEPT 8 TO 11 FT IN NW SWELL N OF 27N BETWEEN 
FRONT AND 75W. N OF 27N WITHIN 420 NM E OF FRONT SW WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N55W TO 25N61W TO
22N71W. EXCEPT AS NOTED IN WARNINGS...N OF 27N W OF FRONT TO 69W 
NW TO N WINDS 20 TO 30 KT. SEAS 10 TO 15 FT. ELSEWHERE W OF FRONT
N TO NE WINDS 20 TO 25 KT EXCEPT N OF 26N W OF 75W WINDS LESS
THAN 20 KT. SEAS 8 TO 13 FT IN MIXED N AND NE SWELLS NE OF 
BAHAMAS AND TO 8 FT IN NE SWELL ELSEWHERE. N OF 26N E OF FRONT
TO 51W SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.30 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N48W TO 25N54W TO 
20N71W. N OF 25N W OF FRONT TO 62W NW TO N WINDS 20 TO 30 KT. 
SEAS 13 TO 19 FT IN NW SWELL. S OF 25N W OF FRONT TO 69W N TO NE 
WINDS 20 TO 25 KT. SEAS 8 TO 13 FT IN N SWELL. S OF 25N W OF 
69W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. N OF 25N W OF FRONT
TO 77W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT PRIMARILY IN NE 
SWELL. N OF 27N E OF FRONT TO 35W SE TO S WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT...HIGHEST N OF 28N BETWEEN FRONT AND 42W.
REMAINDER AREA E OF 65W WINDS LESS THAN 20 KT. SEAS TO 9 FT 
PRIMARILY IN NE SWELL. 
.48 HOUR FORECAST COLD FRONT TO EXTEND FROM 31N44W TO 24N50W TO 
19N62W THEN DISSIPATING STATIONARY TO 19N71W. N OF 25N W OF 
FRONT TO 55W NW TO N WINDS 20 TO 25 KT. SEAS 14 TO 20 FT IN NW 
SWELL. N OF 25N BETWEEN 55W AND 63W N TO NE WINDS 20 KT. SEAS
14 TO 19 FT IN NW SWELL. S OF 25N W OF FRONT NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 14 FT IN N SWELL E OF BAHAMAS AND TO 8 FT W OF 
BAHAMAS. ELSEWHERE W OF FRONT TO 77W WINDS LESS THAN 20 KT. SEAS
8 TO 13 FT PRIMARILY IN NE SWELL. N OF 27N E OF FRONT TO 35W S 
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT...HIGHEST N OF 29N. REMAINDER 
AREA E OF 65W N OF 18N WINDS LESS THAN 20 KT. SEAS TO 8 FT 
PRIMARILY IN NE SWELL. 

.ATLC LOW PRES NEAR 27N49W 1010 MB. N OF 22N BETWEEN 49W AND 
43W SE TO S WINDS 20 TO 30 KT. SEAS 10 TO 15 FT. N OF 20N 
E OF 43W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF 26N
BETWEEN 49W AND 55W NW TO N WINDS 20 KT. SEAS 9 TO 12 FT IN N 
SWELL. ELSEWHERE E OF LINE FROM 31N60W TO 20N74W WINDS LESS
THAN 20 KT. SEAS 8 TO 12 FT IN MIXED N AND NE SWELL. 
.06 HOUR FORECAST LOW PRES NEAR 27N49W 1010 MB. N OF 25N E OF 48W
SE TO S WINDS 20 TO 25 KT. SEAS 10 TO 15 FT. ELSEWHERE E OF
LINE FROM 31N60W TO 20N74W WINDS LESS THAN 20 KT. SEAS 8 TO 11 
FT PRIMARILY IN NE SWELL. 
.24 HOUR FORECAST TROUGH FROM 31N50W TO 21N51W. N OF 24N E OF
TROUGH SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT EXCEPT 9 TO 13 
FT IN SE SWELL N OF 27N BETWEEN TROUGH AND 44W. ELSEWHERE E OF 
55W WINDS LESS THAN 20 KT. SEAS TO 9 FT PRIMARILY IN NE SWELL. 
.48 HOUR FORECAST S OF 18N E OF 62W NE TO E WINDS 20 KT. SEAS 8 
FT.

.CARIBBEAN N OF 11N BETWEEN 68W AND 83W NE TO E WINDS 20 TO 25 
KT. SEAS TO 11 FT.
.24 HOUR FORECAST N OF 11N TO 15N BETWEEN 72W AND 80W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 11N BETWEEN 
65W AND 85W NE TO E WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST N OF 11N E OF 81W NE TO E WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT...HIGHEST S OF 15N BETWEEN 75W AND 79W. 

.GULF OF MEXICO E OF 93W NE TO E WINDS TO 20 KT. SEAS LESS THAN
8 FT.
.24 HOUR FORECAST N OF 21N W OF 95W SE TO S WINDS 20 TO 25 KT.
SEAS TO 8 FT. ELSEWHERE W OF 90W SE TO S WINDS TO 20 KT. SEAS
LESS THAN 8 FT. E OF 90W E TO SE WINDS TO 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COLD FRONT TO EXTEND FROM 30N94W TO 24N98W.
NW OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
REMAINDER AREA SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.