263  
FZNT24 KNHC 220131  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
931 PM EDT THU AUG 21 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.  
 
GMZ001-221345-  
SYNOPSIS FOR THE GULF OF AMERICA  
931 PM EDT THU AUG 21 2025  
   
SYNOPSIS
 
A WEAK PRESSURE PATTERN WILL CONTINUE OVER THE AREA  
THROUGH THE PERIOD MAINTAINING QUIET MARINE CONDITIONS. MODERATE  
TO FRESH NORTHEAST TO SOUTHEAST WINDS WILL BE POSSIBLE OVER THE  
SOUTH-CENTRAL GULF EACH AFTERNOON AND EVENING THROUGH THIS  
WEEKEND AS A TROUGH DEVELOPS OVER THE YUCATAN PENINSULA AND  
MOVES WESTWARD.  
 

 
 
GMZ040-221345-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
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 S TO SW  
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
 
SE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. 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. SEAS 3 FT OR LESS.   
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
MON NIGHT
 
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE
 
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ041-221345-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
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. 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. SEAS 3 FT OR LESS.   
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.   
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ056-221345-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
W OF 89W, VARIABLE WINDS LESS THAN 5 KT, BECOMING SW  
10 KT EARLY IN THE MORNING. E OF 89W, S TO SW WINDS 10 KT. SEAS  
3 FT OR LESS.    
FRI
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
FRI NIGHT
 
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT
 
W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
SAT NIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
VARIABLE WINDS LESS THAN 5 KT W OF 89W, AND W 10 KT  
E OF 89W. SEAS 3 FT OR LESS.    
MON
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.   
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ057-221345-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
SW WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
FRI
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
FRI NIGHT
 
SW WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
SAT
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
SAT NIGHT
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
W WINDS 10 KT. SEAS 3 FT OR LESS.    
MON
 
W WINDS 10 KT. SEAS 3 FT OR LESS.    
MON NIGHT
 
W TO NW WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ058-221345-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
931 PM EDT THU AUG 21 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.    
FRI
 
W OF 96W, E TO SE 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.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
SAT NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN
 
W OF 96W, E TO SE WINDS 10 KT. E OF 96W, SE 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 KT. SEAS 3 FT OR LESS.    
MON
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
MON NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE
 
SE WINDS 10 KT. SEAS 2 TO 4 FT.    
TUE NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ045-221345-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S  
10 KT EARLY IN THE MORNING. 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 TO 15 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. 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 TO S 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 2 TO 4 FT.    
SUN 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 2 TO 4 FT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
MON NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ046-221345-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
S OF 24N, SE WINDS 10 TO 15 KT. N OF 24N, VARIABLE  
WINDS LESS THAN 5 KT, BECOMING S 10 KT EARLY IN THE MORNING. SEAS  
3 FT OR LESS.    
FRI
 
S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
S OF 24N, SE WINDS 10 TO 15 KT. N OF 24N, VARIABLE  
WINDS LESS THAN 5 KT, BECOMING S 10 KT EARLY IN THE MORNING. SEAS  
3 FT OR LESS.    
SAT
 
S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
SAT 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 2 TO 4 FT.   
SUN
 
S WINDS 10 TO 15 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 2 TO 4 FT.    
MON
 
E TO SE WINDS 10 TO 15 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 2 TO 4 FT.    
MON NIGHT
 
S OF 24N, E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS,  
BUILDING TO 3 TO 5 FT EARLY IN THE MORNING. N OF 24N, VARIABLE  
WINDS LESS THAN 5 KT, BECOMING E TO SE 10 KT EARLY IN THE  
MORNING, SEAS 3 FT OR LESS.    
TUE
 
S OF 24N, E WINDS 10 KT. N OF 24N, E WINDS 10 KT IN THE  
LATE MORNING AND EARLY AFTERNOON, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 2 TO 4 FT.    
TUE NIGHT
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ047-221345-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI
 
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, SE WINDS 10 KT. N OF 24N, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING S TO SW 10 KT EARLY IN THE MORNING. SEAS  
3 FT OR LESS.    
SAT
 
S WINDS 10 KT, SHIFTING TO SW TO W EARLY IN THE EVENING.  
SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
SAT NIGHT
 
E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 3 FT OR LESS.    
SUN
 
S OF 24N, VARIABLE WINDS LESS THAN 5 KT. N OF 24N, S TO SW  
WINDS 10 KT, SHIFTING TO W EARLY IN THE EVENING. SEAS 3 FT OR  
LESS.    
SUN NIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 3 FT OR LESS.    
MON
 
E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT N OF  
24N. SEAS 3 FT OR LESS.    
MON NIGHT
 
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING E  
10 KT EARLY IN THE MORNING. N OF 24N, VARIABLE WINDS LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
TUE
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 3 FT OR LESS.    
TUE NIGHT
 
NE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ048-221345-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND  
E 10 KT ELSEWHERE. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
FRI
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI 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. SCATTERED SHOWERS AND ISOLATED  
TSTMS.    
SAT
 
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT IN THE  
LATE MORNING AND EARLY AFTERNOON. VARIABLE WINDS LESS THAN 5 KT  
EARLY IN THE EVENING. ELSEWHERE, E TO SE WINDS 10 KT IN THE LATE  
MORNING AND EARLY AFTERNOON. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
SAT NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN 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.    
MON
 
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND E  
10 KT ELSEWHERE. SEAS 2 TO 4 FT.    
MON NIGHT
 
E WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE
 
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND E  
10 KT ELSEWHERE. SEAS 2 TO 4 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ049-221345-  
CENTRAL BAY OF CAMPECHE-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
NE WINDS 10 KT, SHIFTING TO E TO SE EARLY IN THE  
MORNING. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.   
FRI
 
SE WINDS 10 KT IN THE LATE MORNING AND EARLY AFTERNOON,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT
 
E WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
SAT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
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.    
MON
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.   
MON NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ050-221345-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
931 PM EDT THU AUG 21 2025  
   
OVERNIGHT
 
NE TO E WINDS 10 TO 15 KT, SHIFTING TO SE EARLY IN  
THE MORNING. SEAS 3 FT OR LESS.    
FRI
 
SE WINDS 10 KT, SHIFTING TO N EARLY IN THE EVENING. SEAS  
3 FT OR LESS.    
FRI NIGHT
 
NE TO E WINDS 10 TO 15 KT, SHIFTING TO SE EARLY IN  
THE MORNING. SEAS 3 FT OR LESS.    
SAT
 
SE WINDS 10 TO 15 KT, SHIFTING TO N EARLY IN THE EVENING.  
SEAS 2 TO 4 FT.    
SAT NIGHT
 
NE TO E WINDS 10 TO 15 KT, SHIFTING TO SE EARLY IN  
THE MORNING. SEAS 2 TO 4 FT.    
SUN
 
SE WINDS 10 TO 15 KT, SHIFTING TO N TO NE EARLY IN THE  
EVENING. SEAS 2 TO 4 FT.    
SUN NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.    
MON
 
E TO SE WINDS 10 TO 15 KT, SHIFTING TO NE EARLY IN THE  
EVENING. SEAS 2 TO 4 FT.    
MON NIGHT
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
FORECASTER LEWITSKY  
 
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