000
FZNT02 KNHC 230245
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN DEC 23 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN DEC 23.
24 HOUR FORECAST VALID 0000 UTC MON DEC 24.
48 HOUR FORECAST VALID 0000 UTC TUE DEC 25.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN FROM 11N TO 13N BETWEEN 74W AND 76W NE WINDS 25 TO 35 
KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 09.5N TO 14.5N BETWEEN 70W 
AND 81W NE WINDS 20 TO 25 KT. SEAS TO 10 FT.  
.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 72W AND 77W NE WINDS 
25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE S OF 15N BETWEEN 71W 
AND 82W NE WINDS 20 TO 25 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST FROM 10.5N TO 13.5N BETWEEN 74W AND 80W NE 
WINDS 20 TO 25 KT. SEAS TO 11 FT. ELSEWHERE S OF 16N BETWEEN 74W 
AND 83W WINDS 20 KT OR LESS. SEAS TO 10 FT. 

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N63W TO 25N69W THEN STATIONARY TO 
20N75W. WITHIN AREA BOUNDED BY A LINE FROM 31N76W TO 31N62W TO 
24N71W TO 31N76W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT PRIMARILY 
IN MIXED SWELL...WITH HIGHEST SEAS AT 31N67W. 
.24 HOUR FORECAST COLD FRONT FROM 31N55W TO 26N59W THEN FRONTAL 
TROUGH TO 21N76W. WITHIN AREA BOUNDED BY A LINE FROM 31N65W TO 
31N55W TO 28N58W TO 31N65W WINDS 20 KT OR LESS. SEAS TO 9 FT 
PRIMARILY IN MIXED SWELL. 
.48 HOUR FORECAST WEAK COLD FRONT FROM 31N45W TO 30N76W THEN 
FRONTAL TROUGH TO 26N57W. N OF 30N WITHIN 120 NM OF FRONT WINDS 
20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN MIXED SWELL.   

.ATLC WITHIN AREA BOUNDED BY A LINE FROM 31N45W TO 31N35W TO 
12N35W TO 07N42W TO 07N50W TO 20N45W TO 31N45W WINDS 20 KT OR 
LESS. SEAS TO 10 FT IN N SWELL.
.24 HOUR FORECAST N OF 24N E OF 43W WINDS 20 KT OR LESS. SEAS TO 
11 FT IN MIXED SWELL.
.45 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  

.CARIBBEAN FRONTAL TROUGH FROM 20N75W TO 11N83W. WITHIN 300 NM W 
OF TROUGH NE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.18 HOUR FORECAST TROUGH DIFFUSE. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT. 

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.