879  
FZNT24 KNHC 181957  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
357 PM EDT MON AUG 18 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.  
 
GMZ001-190800-  
SYNOPSIS FOR THE GULF OF AMERICA  
357 PM EDT MON AUG 18 2025  
   
SYNOPSIS  
LIGHT TO GENTLE WINDS AND SLIGHT SEAS ARE EXPECTED  
OVER THE GULF OF AMERICA THIS WEEK AS HIGH PRESSURE PREVAILS OVER  
THE NORTHERN GULF INTO THE SOUTHERN UNITED STATES.  
 
 
 
GMZ040-190800-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
E WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
NE TO E WINDS 10 KT IN THE EVENING, 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  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ041-190800-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE TO E WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
NE TO E WINDS 10 KT IN THE EVENING, 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  
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  
S WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ056-190800-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE TO E WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
NE WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
W OF 90W, NE WINDS 10 KT IN THE EVENING. VARIABLE  
WINDS LESS THAN 5 KT LATE. ELSEWHERE, VARIABLE WINDS LESS THAN 5  
KT IN THE EVENING. 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  
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.   
THU NIGHT  
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
S WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ057-190800-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
S OF 27N, VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
TUE NIGHT  
N TO NE WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED  
N WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS THAN  
5 KT. 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  
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. SEAS 3 FT OR LESS.    
SAT  
W WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ058-190800-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE TO E WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
NE WINDS 10 KT IN THE EVENING, 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  
E WINDS 10 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  
VARIABLE WINDS 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.    
SAT NIGHT  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ045-190800-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
NE WINDS 10 KT IN THE EVENING, 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  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ046-190800-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
S OF 24N, N TO NE WINDS 10 KT, SHIFTING TO E LATE.  
ELSEWHERE, 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  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ047-190800-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
STRAITS OF FLORIDA, NW TO N WINDS 10 KT IN THE AFTERNOON.  
VARIABLE WINDS LESS THAN 5 KT IN THE MORNING. ELSEWHERE,  
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
N WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED  
STRAITS OF FLORIDA, W TO NW WINDS 10 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
WED NIGHT  
W TO NW WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
S 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  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ048-190800-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
N TO NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
N TO NE WINDS 10 KT IN THE EVENING, 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  
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  
E WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
E WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ049-190800-  
CENTRAL BAY OF CAMPECHE-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
N WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
WED  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT  
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ050-190800-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
357 PM EDT MON AUG 18 2025  
   
TONIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
N WINDS 10 KT, SHIFTING TO NE TO E LATE.  
SEAS 3 FT OR LESS.    
WED  
SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.   
THU NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SAT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 3 FT OR LESS.  
 
 
 
FORECASTER ADAMS  
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