888 
FZNT02 KNHC 201510
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED DEC 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED DEC 20.
24 HOUR FORECAST VALID 1200 UTC THU DEC 21.
48 HOUR FORECAST VALID 1200 UTC FRI DEC 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N74W TO 21N71W. W OF FRONT TO A LINE 
31N74W TO 27N77W N TO NE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. N 
OF 26N BETWEEN 45W AND 58W E TO SE WINDS 20 TO 30 KT. SEAS 12 TO 
18 FT IN NE SWELL. ELSEWHERE W OF 35W AND N OF A LINE FROM 
17N35W TO 17N45W TO 12N55W TO 15N61W WINDS 20 KT OR LESS. SEAS 8 
TO 12 FT IN N TO NE SWELL...EXCEPT 12 TO 14 FT N OF A LINE FROM 
31N42W TO 24N50W TO 23N60W TO 31N64W.
.24 HOUR FORECAST COLD FRONT FROM 31N56W TO 25N56W TO 19N60W. N 
OF 25N W OF FRONT TO 67W NW TO N WINDS 20 TO 25 KT. SEAS 10 TO 
14 FT IN NE TO E SWELL. N OF 28N E OF FRONT TO 50W SE WINDS 20 
TO 25 KT. SEAS 9 TO 12 FT. ELSEWHERE N OF 19N AND E OF 45W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N49W TO 20N58W. N OF 30N E 
OF FRONT TO 40W S WINDS 20 TO 25 KT. SEAS 9 TO 11 FT IN E SWELL. 
N OF 20N W OF FRONT TO 77W AND E OF THE BAHAMAS WINDS 20 KT OR 
LESS. SEAS 8 TO 10 IN N SWELL...EXCEPT 10 TO 12 FT N OF 29N 
BETWEEN 55W AND 70W. ELSEWHERE E OF A LINE FROM 27N50W TO 20N42W 
TO 06N52W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.

.ATLC N OF 28N E 37W SE TO S WINDS 20 TO 25 KT. SEAS 11 TO 13 
FT.
.24 HOUR FORECAST N OF 19N E OF 41W SE WINDS 20 TO 25 KT. SEAS 8 
TO 11 FT.
.48 HOUR FORECAST WINDS 20 OR LESS. CONDITIONS MERGED.

.CARIBBEAN STATIONARY FRONT FROM 20N71W TO 10N77W. W OF FRONT TO 
A LINE FROM 21N81W TO 15N83W...INCLUDING THE WINDWARD PASSAGE... 
NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 20N71W TO 
10N78W. W OF FRONT TO 83W...INCLUDING THE WINDWARD PASSAGE...NE 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN THE WINDWARD PASSAGE AND 
BETWEEN HAITI AND JAMAICA.
.48 HOUR FORECAST FRONT DISSIPATED. N OF 18N BETWEEN 73W AND 
77W...INCLUDING THE WINDWARD PASSAGE NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.

.CARIBBEAN 24 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 
77W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST FROM 10N TO 15N BETWEEN 72W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT...HIGHER NEAR THE COAST OF 
COLOMBIA. FROM 15N TO 17.5N BETWEEN 70W AND 78W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT. FROM 16N TO 18N BETWEEN 80W AND 83W NE 
TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 

.GULF OF MEXICO FROM 23N TO 25N E OF 84W...INCLUDING STRAITS OF 
FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 8 TO 9 FT.
.24 HOUR FORECAST FROM 23N TO 25N E OF 87W...INCLUDING STRAITS 
OF FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 23N TO 25N E OF 84W...INCLUDING STRAITS 
OF FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

$$
.FORECASTER GR/HN. NATIONAL HURRICANE CENTER.