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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