552 
FZNT02 KNHC 182011
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON DEC 18 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON DEC 18.
24 HOUR FORECAST VALID 1800 UTC TUE DEC 19.
48 HOUR FORECAST VALID 1800 UTC WED DEC 20.

.WARNINGS.

...ATLC GALE WARNING...
.COLD FRONT FROM 31N69W TO 20N74W. N OF 29N W OF FRONT W TO NW 
WINDS 20 TO 25 KT. SEAS 14 TO 18 FT IN E SWELL. N OF 27N E OF 
FRONT TO 66W SE TO S WINDS 30 TO 40 KT. SEAS 12 TO 20 FT. 
ELSEWHERE N OF 22N E OF FRONT TO 60W E TO SE WINDS 20 TO 30 KT. 
SEAS 10 TO 14 FT. REMAINDER OF AREA N OF 17N W OF 60W... 
INCLUDING ATLANTIC EXPOSURES AND E OF THE BAHAMA...WINDS 20 KT 
OR LESS. SEAS 8 TO 12 FT IN NE TO E SWELL.
.12 HOUR FORECAST COLD FRONT FROM 31N68W TO 20N73W. NW OF A LINE 
FROM 31N75W TO 28N80W NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. 
ELSEWHERE W OF FRONT AND E OF THE BAHAMAS WINDS 20 KT OR LESS. 
SEAS 8 TO 12 FT IN E SWELL...EXCEPT 12 TO 14 FT N OF 27N W OF 
FRONT TO 73W. N OF 25N E OF FRONT TO 60W SE TO S WINDS 20 TO 30 
KT. SEAS 10 TO 14 FT. REMAINDER OF AREA N OF 17N W OF 60W... 
INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NE TO E SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N67W TO 20N71W. N OF 29N E 
OF FRONT TO 63W SE TO S WINDS 20 TO 25 KT. SEAS 12 TO 14 FT IN 
NE SWELL. ELSEWHERE N OF 17N W OF 60W AND E OF THE BAHAMAS WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN NE SWELL...EXCEPT 12 TO 14 FT 
N OF 27N W OF FRONT TO 70W. 
.48 HOUR FORECAST COLD FRONT FROM 31N62W TO 20N70W. W OF FRONT 
TO A LINE FROM 31N74W TO 25N80W N TO NE WINDS 20 TO 25 KT. SEAS 
8 TO 12 FT IN N TO NE SWELL...EXCEPT 12 TO 14 FT N OF 27N W OF 
FRONT TO 69W. N OF 26N E OF FRONT TO 46W E TO SE WINDS 20 TO 25 
KT. SEAS 12 TO 16 FT IN NE SWELL. N OF 20N E OF 40W SE WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT IN N TO NE SWELL...EXCEPT 12 TO 14 FT 
N OF 29N. ELSEWHERE N OF 10N W OF 35W AND E OF THE BAHAMAS WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL.  

...ATLC GALE WARNING...
.E OF 55W AND NW OF A LINE FROM 31N38W TO 25N55W NE WINDS 30 TO 
40 KT. SEAS 12 TO 20 FT. ELSEWHERE NW OF A LINE FROM 31N37W TO 
20N55W TO 25N60W NE TO E WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. 
FROM 21N TO 27N BETWEEN 40W AND 45W SE TO S WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT IN MIXED SE AND N SWELL. REMAINDER OF AREA NW OF 
A LINE FROM 31N36W TO 20N42W TO 17N60W WINDS 20 KT OR LESS. SEAS 
8 TO 12 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST N OF 27N BETWEEN 45W AND 55W E WINDS 30 TO 35 
KT. SEAS 18 TO 21 FT IN NE SWELL. ELSEWHERE NW OF A LINE FROM 
30N35W TO 22N50W TO 25N45W TO 24N55W TO 27N60W NE TO E WINDS 20 
TO 30 KT. SEAS 12 TO 18 FT IN NE SWELL. REMAINDER OF AREA N OF A 
LINE FROM 20N35W TO 16N50W TO 17N60W WINDS 20 KT OR LESS. SEAS 8 
TO 12 FT IN N TO NE SWELL.
.48 HOUR FORECAST WINDS BELOW GALE FORCE. CONDITIONS MERGED WITH 
PARAGRAPH ABOVE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN STATIONARY FRONT FROM 20N74W TO 10N80W. S OF 18N W OF 
FRONT TO 83W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
ELSEWHERE W OF FRONT WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST NEARLY STATIONARY FRONT FROM 20N71W TO 10N79W. 
S OF 18N W OF FRONT TO 83W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 
11 FT. IN THE WINDWARD PASSAGE N TO NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 20N70W TO 
10N79W. W OF FRONT TO 83W..INCLUDING THE WINDWARD PASSAGE...N TO 
NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.GULF OF MEXICO S OF 23N BETWEEN 84W AND 88W...INCLUDING THE 
YUCATAN CHANNEL...WINDS 20 KT OR LESS. SEAS TO 8 IN NW SWELL. 
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST FROM 23N TO 26N E OF 84W...INCLUDING THE 
STRAITS OF FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.