408  
FZNT24 KNHC 200145  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
945 PM EDT TUE AUG 19 2025  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
 
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.  
 
GMZ001-201345-  
SYNOPSIS FOR THE GULF OF AMERICA  
945 PM EDT TUE AUG 19 2025  
   
SYNOPSIS
 
A WEAK RIDGE WILL CONTINUE TO DOMINATE THE GULF  
WATERS THE REMAINDER OF THE WEEK SUPPORTING LIGHT TO GENTLE  
WINDS WITH SLIGHT SEAS.  
 

 
 
GMZ040-201345-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
E TO SE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
SE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ041-201345-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
E TO SE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT EARLY IN  
THE EVENING. SEAS 3 FT OR LESS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.   
SAT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING S 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING S 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.  
 

 
 
GMZ056-201345-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
W OF 89W, VARIABLE LESS THAN 5 KT. VARIABLE WINDS  
LESS THAN 5 KT IN THE LATE EVENING AND EARLY MORNING. E OF 89W,  
SW TO W WINDS 10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
THU
 
W OF 89W, VARIABLE WINDS LESS THAN 5 KT. E OF 89W,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW 10 KT EARLY IN THE  
EVENING. SEAS 3 FT OR LESS.    
THU NIGHT
 
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.   
SAT
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING S TO SW  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT W OF 89W, AND W 10 KT E OF  
89W. SEAS 3 FT OR LESS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.  
 

 
 
GMZ057-201345-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
W OF 85W, VARIABLE WINDS LESS THAN 5 KT IN THE LATE  
EVENING AND EARLY MORNING. VARIABLE WINDS LESS THAN 5 KT EARLY IN  
THE MORNING. E OF 85W, N TO NE WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING. SEAS 3 FT OR LESS.    
WED
 
W OF 85W, VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT  
EARLY IN THE EVENING. E OF 85W, NW TO N WINDS 10 KT. SEAS 3 FT OR  
LESS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
THU
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
SW TO W WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT
 
W WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN
 
W WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
W WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ058-201345-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
E WINDS 10 KT IN THE LATE EVENING AND EARLY MORNING,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT EARLY IN  
THE EVENING. SEAS 3 FT OR LESS.    
WED NIGHT
 
E WINDS 10 KT IN THE LATE EVENING AND EARLY MORNING,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU
 
W OF 96W, E WINDS 10 KT EARLY IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT IN THE LATE MORNING AND EARLY AFTERNOON. E  
OF 96W, VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT
 
SE WINDS 10 KT IN THE LATE MORNING AND EARLY AFTERNOON,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ045-201345-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
NE TO E WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
S OF 24N, NE TO E WINDS 10 KT, SHIFTING TO SE EARLY  
IN THE MORNING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT. SEAS  
3 FT OR LESS.    
THU
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
S OF 24N, E TO SE WINDS 10 KT. N OF 24N, S WINDS 10 KT IN  
THE LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
S OF 24N, E WINDS 10 TO 15 KT. N OF 24N, VARIABLE  
WINDS LESS THAN 5 KT, BECOMING SE 10 KT EARLY IN THE MORNING.  
SEAS 3 FT OR LESS.    
SAT
 
S OF 24N, SE WINDS 10 KT. N OF 24N, SE TO S WINDS 10 KT IN  
THE LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN
 
S OF 24N, SE WINDS 10 TO 15 KT. N OF 24N, SE TO S WINDS  
10 KT IN THE LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ046-201345-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
S OF 24N, NE WINDS 10 KT IN THE LATE EVENING AND  
EARLY MORNING. VARIABLE WINDS LESS THAN 5 KT EARLY IN THE  
MORNING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT IN THE LATE  
EVENING AND EARLY MORNING. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
S OF 24N, NE TO E WINDS 10 KT, SHIFTING TO SE TO S  
EARLY IN THE MORNING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING S TO SW 10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
THU
 
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.   
THU NIGHT
 
S OF 24N, E TO SE WINDS 10 TO 15 KT. N OF 24N,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S 10 KT EARLY IN  
THE MORNING. SEAS 3 FT OR LESS.    
FRI
 
SE TO S WINDS 10 KT IN THE LATE MORNING AND EARLY  
AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
S OF 24N, E TO SE WINDS 10 TO 15 KT. N OF 24N,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE 10 KT EARLY IN THE  
MORNING. SEAS 3 FT OR LESS.    
SAT
 
S OF 24N, SE WINDS 10 KT. N OF 24N, SE TO S WINDS 10 KT IN  
THE LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
S OF 24N, E TO SE WINDS 10 TO 15 KT. N OF 24N,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE 10 KT EARLY IN THE  
MORNING. SEAS 2 TO 4 FT.    
SUN
 
S OF 24N, E TO SE WINDS 10 TO 15 KT. N OF 24N, S WINDS  
10 KT IN THE LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 3 FT OR LESS.  
 

 
 
GMZ047-201345-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
S OF 24N, N TO NE WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING, BECOMING VARIABLE LESS THAN 5 KT. N OF 24N, N  
WINDS 10 KT. SEAS 2 TO 4 FT. ISOLATED SHOWERS AND THUNDERSTORMS.   
WED
 
W TO NW WINDS 10 KT. SEAS 2 TO 4 FT. ISOLATED SHOWERS AND  
THUNDERSTORMS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING S TO SW  
10 KT EARLY IN THE MORNING. SEAS 2 TO 4 FT. ISOLATED SHOWERS AND  
THUNDERSTORMS.    
THU
 
SW WINDS 10 KT. SEAS 2 TO 4 FT. ISOLATED SHOWERS AND  
THUNDERSTORMS.    
THU NIGHT
 
S OF 24N, SE WINDS 10 KT. N OF 24N, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING S TO SW 10 KT EARLY IN THE MORNING. SEAS  
2 TO 4 FT.    
FRI
 
S TO SW WINDS 10 KT IN THE LATE MORNING AND EARLY  
AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 2 TO 4 FT.   
FRI NIGHT
 
E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 2 TO 4 FT.    
SAT
 
S OF 24N, E WINDS 10 KT EARLY IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT IN THE LATE MORNING AND EARLY AFTERNOON. N  
OF 24N, VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 2 TO 4 FT.    
SUN
 
E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT N OF  
24N. SEAS 2 TO 4 FT OR LESS.    
SUN NIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 2 TO 4 FT.  
 

 
 
GMZ048-201345-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
NE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU
 
S OF 21N W OF 95W, NE WINDS 10 KT EARLY IN THE EVENING.  
VARIABLE WINDS LESS THAN 5 KT IN THE LATE MORNING AND EARLY  
AFTERNOON. ELSEWHERE, VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.   
THU NIGHT
 
E WINDS 10 KT IN THE LATE EVENING AND EARLY MORNING,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
E WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND E TO  
SE 10 KT ELSEWHERE. SEAS 3 FT OR LESS.    
SAT NIGHT
 
S OF 21N W OF 95W, E WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING, BECOMING VARIABLE LESS THAN 5 KT. ELSEWHERE, E  
WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN
 
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT.  
ELSEWHERE, E TO SE WINDS 10 KT IN THE LATE MORNING AND EARLY  
AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
S OF 21N W OF 95W, NE TO E WINDS 10 KT IN THE LATE  
EVENING AND EARLY MORNING, BECOMING VARIABLE LESS THAN 5 KT.  
ELSEWHERE, E WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ049-201345-  
CENTRAL BAY OF CAMPECHE-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
N TO NE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED
 
S OF 20N, NW WINDS 10 KT EARLY IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT IN THE LATE MORNING AND EARLY AFTERNOON. N  
OF 20N, VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT
 
NE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU
 
S OF 20N, N WINDS 10 KT EARLY IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT IN THE LATE MORNING AND EARLY AFTERNOON. N  
OF 20N, VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
E TO SE WINDS 10 KT IN THE LATE MORNING AND EARLY  
AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
N TO NE WINDS 10 KT, SHIFTING TO E TO SE EARLY IN  
THE MORNING. SEAS 3 FT OR LESS.    
SAT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.   
SUN NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ050-201345-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
945 PM EDT TUE AUG 19 2025  
   
OVERNIGHT
 
NE TO E WINDS 10 KT. SEAS 3 TO 4 FT.   
WED
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 TO 15 KT  
EARLY IN THE EVENING. SEAS 3 TO 4 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT, SHIFTING TO E TO SE EARLY IN  
THE MORNING. SEAS 3 TO 4 FT.    
THU
 
SE WINDS 10 KT, SHIFTING TO N EARLY IN THE EVENING. SEAS  
3 TO 4 FT.   
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI
 
SE WINDS 10 KT, SHIFTING TO N TO NE EARLY IN THE EVENING.  
SEAS 3 TO 4 FT.    
FRI NIGHT
 
NE WINDS 10 TO 15 KT, SHIFTING TO SE EARLY IN THE  
MORNING. SEAS 3 TO 4 FT.    
SAT
 
SE WINDS 10 KT, SHIFTING TO NE EARLY IN THE EVENING. SEAS  
3 TO 4 FT.    
SAT NIGHT
 
NE WINDS 10 TO 15 KT, SHIFTING TO E TO SE EARLY IN  
THE MORNING. SEAS 3 TO 4 FT.    
SUN
 
SE WINDS 10 TO 15 KT, SHIFTING TO N TO NE EARLY IN THE  
EVENING. SEAS 3 TO 4 FT.    
SUN NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 

 
 
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