029  
FZNT02 KNHC 211328  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC SUN DEC 21 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 AMERICA  
 
SYNOPSIS VALID 1200 UTC SUN DEC 21.  
24 HOUR FORECAST VALID 1200 UTC MON DEC 22.  
48 HOUR FORECAST VALID 1200 UTC TUE DEC 23.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.ATLC WITHIN 31N35W TO 31N49W TO 24N51W TO 15N60W TO 06N55W TO  
07N35W TO 31N35W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES  
AND ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M  
IN NE TO E SWELL.  
.24 HOUR FORECAST WITHIN 30N35W TO 26N41W TO 22N42W TO 18N40W TO  
16N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO  
NE SWELL.  
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.ATLC 24 HOUR FORECAST WITHIN 31N70W TO 31N77W TO 29N76W TO  
28N73W TO 31N70W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5  
M.  
.48 HOUR FORECAST WITHIN 31N48W TO 31N74W TO 24N75W TO 22N68W TO  
27N52W TO 31N48W...INCLUDING ATLANTIC EXPOSURES... NE WINDS 20  
TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST N OF LINE 27N65W TO 27N60W  
TO 30N52W. WITHIN 24N75W TO 23N79W TO 22N79W TO 21N77W TO 21N75W  
TO 22N74W TO 24N75W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN  
2.5 M.  
 
.ATLC AND CARIBBEAN 36 HOUR FORECAST WITHIN 20N73W TO 20N75W TO  
19N76W TO 18N76W TO 18N75W TO 19N73W TO 20N73W NE WINDS 20 TO 25  
KT. SEAS LESS THAN 2.5 M. WITHIN 20N77W TO 21N78W TO 21N79W TO  
20N80W TO 19N79W TO 19N78W TO 20N77W...INCLUDING BETWEEN CUBA  
AND JAMAICA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 20N78W TO 22N80W TO 21N82W TO 19N83W TO  
19N80W TO 19N78W TO 20N78W...INCLUDING BETWEEN CUBA AND  
JAMAICA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
WITHIN 20N73W TO 20N74W TO 20N76W TO 19N77W TO 19N75W TO 19N73W  
TO 20N73W NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M. WITHIN  
18N70W TO 18N72W TO 17N73W TO 16N73W TO 16N71W TO 17N70W TO  
18N70W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
 
.ATLC AND GULF OF AMERICA 30 HOUR FORECAST WITHIN 26N79W TO  
26N80W TO 24N82W TO 24N80W TO 24N79W TO 26N79W...INCLUDING  
STRAITS OF FLORIDA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN  
2.5 M.  
.48 HOUR FORECAST WITHIN 25N79W TO 26N80W TO 25N83W TO 24N83W TO  
24N82W TO 24N80W TO 25N79W NE TO E WINDS 20 TO 25 KT. SEAS 2.5  
M.  
 
.CARIBBEAN WITHIN 13N73W TO 14N79W TO 13N80W TO 11N80W TO 10N76W  
TO 12N73W TO 13N73W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.  
.24 HOUR FORECAST WITHIN 13N74W TO 14N77W TO 13N79W TO 10N77W TO  
10N76W TO 11N73W TO 13N74W NE TO E WINDS 20 TO 25 KT. SEAS 2.5  
TO 3.0 M.  
.48 HOUR FORECAST WITHIN 13N74W TO 13N77W TO 12N79W TO 10N78W TO  
10N76W TO 11N73W TO 13N74W NE TO E WINDS 20 TO 30 KT. SEAS 2.5  
TO 3.0 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 

 
.FORECASTER AL. NATIONAL HURRICANE CENTER.  
 
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