599  
FZNT02 KNHC 180847  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1030 UTC FRI JUL 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0600 UTC FRI JUL 18.  
24 HOUR FORECAST VALID 0600 UTC SAT JUL 19.  
48 HOUR FORECAST VALID 0600 UTC SUN JUL 20.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.ATLC AND CARIBBEAN WITHIN 21N72W TO 22N72W TO 21N73W TO 20N72W  
TO 20N71W TO 21N72W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST WITHIN 20N73W TO 20N76W TO 19N76W TO 19N75W TO  
19N74W TO 20N73W...INCLUDING BETWEEN CUBA AND JAMAICA...NE TO E  
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 20N74W TO 20N75W TO 19.5N75.5W TO  
19N75.5W TO 19N75W TO 19.5N74W TO 20N74W NE TO E WINDS 20 TO 25  
KT. SEAS LESS THAN 2.5 M.  
 
.CARIBBEAN WITHIN 16N73W TO 15N80W TO 14N81W TO 11N80W TO 10N76W  
TO 11N70W TO 16N73W...INCLUDING THE GULF OF VENEZUELA...NE TO E  
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M IN E SWELL.  
.24 HOUR FORECAST WITHIN 14N70W TO 17N77W TO 16N82W TO 11N82W TO  
10N77W TO 11N70W TO 14N70W...INCLUDING WITHIN 60 NM OF COAST OF  
NICARAGUA AND THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30  
KT. SEAS 2.5 TO 4.0 M IN E SWELL.  
.48 HOUR FORECAST WITHIN 13N69W TO 14N71W TO 13N76W TO 11N76W TO  
12N73W TO 11N71W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...  
E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 15N73W TO  
16N77W TO 15N82W TO 11N83W TO 11N76W TO 13N77W TO  
15N73W...INCLUDING WITHIN 60 NM OF COAST OF NICARAGUA...  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.  
 
.CARIBBEAN 18 HOUR FORECAST WITHIN 17N86W TO 17N87W TO 16N87W TO  
16N85W TO 17N86W...INCLUDING THE GULF OF HONDURAS...E WINDS 20  
TO 25 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST LITTLE CHANGE.  
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
.39 HOUR FORECAST WITHIN 17N87W TO 17N88W TO 16N88W TO 16N87W TO  
17N87W...INCLUDING THE GULF OF HONDURAS...NE TO E WINDS 20 TO  
25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 

 
.FORECASTER ERA. NATIONAL HURRICANE CENTER.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TPC Page Main Text Page