496  
FZNT24 KNHC 120826  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
426 AM EDT WED AUG 12 2026  
 
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.  
 
GMZ001-122030-  
SYNOPSIS FOR THE GULF OF AMERICA  
426 AM EDT WED AUG 12 2026  
   
SYNOPSIS
 
THE WESTERN ATLANTIC RIDGE EXTENDS WESTWARD INTO THE  
NE GULF, AND WILL CHANGE LITTLE THROUGH SAT BEFORE WEAKENING SUN.  
THIS PATTERN WILL PRODUCE MOSTLY GENTLE TO MODERATE E TO SE WINDS  
ACROSS THE BASIN, WITH PULSES OF FRESH WINDS OCCURRING NORTH AND  
WEST OF THE YUCATAN PENINSULA AND INTO THE BAY OF CAMPECHE EACH  
EVENING AND NIGHT, AS A DIURNAL SURFACE TROUGH MIGRATES FROM THE  
YUCATAN PENINSULA WESTWARD ACROSS THE SW GULF. SLIGHT TO MODERATE  
SEAS ARE EXPECTED THROUGH THE FORECAST PERIOD.  
 

 
 
GMZ040-122030-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.   
FRI
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.   
SUN
 
S OF 27N, E TO SE WINDS 10 KT. N OF 27N, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING E 10 KT IN THE AFTERNOON. SEAS 2 TO  
4 FT.    
SUN NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ041-122030-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
S WINDS 10 KT. SEAS 3 FT OR LESS.    
TONIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU
 
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.   
FRI
 
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT.    
FRI NIGHT
 
SE WINDS 10 KT. SEAS 2 TO 4 FT.    
SAT
 
E WINDS 10 KT. SEAS 2 TO 4 FT.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 2 TO 4 FT.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E 10 KT IN  
THE AFTERNOON. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E TO SE WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ056-122030-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TONIGHT
 
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
THU
 
W OF 89W, VARIABLE WINDS LESS THAN 5 KT, BECOMING E TO SE  
10 KT IN THE AFTERNOON. E OF 89W, SW WINDS 10 KT IN THE MORNING,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT
 
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT.    
FRI
 
W OF 89W, E TO SE WINDS 10 KT. E OF 89W, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING NE 10 KT IN THE AFTERNOON. SEAS 3 FT OR  
LESS.    
FRI NIGHT
 
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
SAT NIGHT
 
W OF 89W, E TO SE WINDS 10 KT. E OF 89W, E WINDS  
10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT  
OR LESS.    
SUN
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
SUN NIGHT
 
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ057-122030-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
W OF 85W, VARIABLE LESS THAN 5 KT. VARIABLE WINDS LESS  
THAN 5 KT IN THE MORNING. E OF 85W, NW TO N WINDS 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
TONIGHT
 
W OF 85W, VARIABLE WINDS LESS THAN 5 KT, BECOMING S TO  
SW 10 KT LATE. E OF 85W, NW WINDS 10 KT. SEAS 3 FT OR  
LESS.    
THU
 
NW WINDS 10 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, BECOMING N 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
FRI NIGHT
 
W OF 85W, NE TO E WINDS 10 KT IN THE EVENING,  
BECOMING VARIABLE LESS THAN 5 KT. E OF 85W, VARIABLE WINDS LESS  
THAN 5 KT. SEAS 3 FT OR LESS, BUILDING TO 3 FT OR LESS IN S SWELL  
LATE.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT
 
W OF 85W, E WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE LESS THAN 5 KT. E OF 85W, VARIABLE WINDS LESS THAN 5 KT.  
SEAS 3 FT OR LESS.    
SUN
 
W OF 85W, VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E  
10 KT IN THE AFTERNOON. E OF 85W, E WINDS 10 KT IN THE MORNING,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
W OF 85W, SE WINDS 10 KT IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT LATE. E OF 85W, VARIABLE WINDS  
LESS THAN 5 KT IN THE EVENING. SEAS 3 FT OR LESS.  
 

 
 
GMZ058-122030-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.   
FRI
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ045-122030-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU
 
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
THU NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI
 
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.   
FRI NIGHT
 
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E WINDS 10 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ046-122030-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E WINDS 10 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SAT
 
E WINDS 10 KT. SEAS 4 TO 6 FT IN E TO SE SWELL.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SUN
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E WINDS 10 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ047-122030-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SAT
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ048-122030-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E WINDS 10 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
THU
 
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
FRI
 
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.   
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT.  
 

 
 
GMZ049-122030-  
CENTRAL BAY OF CAMPECHE-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT.    
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
THU
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
FRI
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.   
FRI NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.   
SUN NIGHT
 
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
GMZ050-122030-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
426 AM EDT WED AUG 12 2026  
   
TODAY
 
E WINDS 10 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
THU
 
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI
 
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.   
FRI NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E TO SE WINDS 10 TO 15 KT, SHIFTING TO NE IN THE  
AFTERNOON. SEAS 4 TO 6 FT.    
SAT NIGHT
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SUN
 
W OF 90W, SE WINDS 10 TO 15 KT, SHIFTING TO N TO NE IN THE  
AFTERNOON. E OF 90W, VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO  
NE 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT.    
SUN NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
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