819  
FZNT24 KNHC 240235  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1035 PM EDT TUE SEP 23 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.  
 
GMZ001-241445-  
SYNOPSIS FOR THE GULF OF AMERICA  
1035 PM EDT TUE SEP 23 2025  
   
SYNOPSIS  
WEAK HIGH PRESSURE ACROSS THE EASTERN U.S. WILL  
CONTINUE TO EXTEND A RIDGE INTO THE NE GULF THROUGH WED TO  
SUPPORT GENTLE TO MODERATE E TO SE WINDS AND SLIGHT SEAS ACROSS  
THE GULF WATERS. LOOKING AHEAD, A WEAK COLD FRONT WILL ENTER THE  
NORTHWEST GULF BY EARLY FRI, REACH FROM THE NORTHEAST GULF TO  
NEAR CABO ROJO, MEXICO BY SAT EVENING, THEN WEAKEN AND STALL  
OVER THE SOUTHEAST GULF BY LATE SUN.  
 
 
 
GMZ040-241445-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
S WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
SW TO W WINDS 10 KT, SHIFTING TO NW TO N EARLY IN THE  
EVENING. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.   
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
FRI  
S OF 27N, VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE  
10 TO 15 KT EARLY IN THE EVENING. N OF 27N, N WINDS 10 KT. SEAS  
3 FT OR LESS.    
FRI NIGHT  
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN  
NE 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.  
 
 
 
GMZ041-241445-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
WED  
SE TO S WINDS 10 KT IN THE LATE MORNING AND EARLY  
AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED NIGHT  
S WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
FRI  
NW TO N WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
N TO NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN  
NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ056-241445-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
SE WINDS 10 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, BECOMING S TO SW  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
THU  
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
THU NIGHT  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
FRI  
SW TO W WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
W TO NW WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SAT  
N WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN  
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ057-241445-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
1035 PM EDT TUE SEP 23 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.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
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  
W OF 85W, VARIABLE WINDS LESS THAN 5 KT, BECOMING SW  
10 KT EARLY IN THE MORNING. E OF 85W, VARIABLE WINDS LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
FRI  
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT  
EARLY IN THE EVENING. SEAS 3 FT OR LESS.    
FRI NIGHT  
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SAT NIGHT  
W OF 85W, N TO NE WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING, BECOMING VARIABLE LESS THAN 5 KT. E OF 85W,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.   
SUN  
N WINDS 10 KT IN THE LATE MORNING AND EARLY AFTERNOON,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
SUN NIGHT  
N TO NE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ058-241445-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED  
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS  
AND ISOLATED TSTMS.    
WED NIGHT  
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
THU  
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
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  
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 TO 15 KT  
EARLY IN THE EVENING. SEAS 3 FT OR LESS.    
FRI NIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
 
 
GMZ045-241445-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED  
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
SE WINDS 10 KT. SEAS 2 TO 4 FT.    
THU  
S OF 24N, 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. SCATTERED SHOWERS AND ISOLATED TSTMS.    
THU NIGHT  
S OF 24N, E 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.    
FRI  
S OF 24N, E TO SE WINDS 10 KT, SHIFTING TO SW TO W EARLY  
IN THE EVENING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING  
W 10 KT EARLY IN THE EVENING. SEAS 3 FT OR LESS.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT S OF 24N, AND NW 10 KT  
N OF 24N. SEAS 3 FT OR LESS.    
SAT  
N WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN  
NE 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.  
 
 
 
GMZ046-241445-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED  
SE WINDS 10 KT IN THE LATE MORNING AND EARLY AFTERNOON,  
BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED NIGHT  
E WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
S OF 24N, E TO SE WINDS 10 KT IN THE LATE MORNING AND  
EARLY AFTERNOON. VARIABLE WINDS LESS THAN 5 KT EARLY IN THE  
EVENING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT IN THE LATE  
MORNING AND EARLY AFTERNOON. SEAS 3 FT OR LESS.    
THU NIGHT  
E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 3 FT OR LESS.    
FRI  
S OF 24N, E TO SE WINDS 10 KT IN THE LATE MORNING AND  
EARLY AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. N OF 24N, SW  
WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING S  
10 KT EARLY IN THE MORNING. N OF 24N, SW TO W WINDS 10 TO 15 KT.  
SEAS 3 FT OR LESS.    
SAT  
W WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 5 KT S OF 24N, AND NE 10 KT  
N OF 24N. SEAS 3 FT OR LESS.    
SUN  
VARIABLE WINDS LESS THAN 5 KT S OF 24N, AND NE 10 KT N OF  
24N. SEAS 3 FT OR LESS.    
SUN NIGHT  
E WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ047-241445-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E WINDS 10 KT. SEAS 3 FT OR LESS.    
WED  
S OF 24N, E TO SE WINDS 10 KT, SHIFTING TO NE EARLY IN THE  
EVENING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR  
LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.    
WED NIGHT  
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 3 FT OR LESS.    
THU  
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 3 FT OR LESS.    
THU NIGHT  
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. 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 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SAT  
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW  
10 KT EARLY IN THE EVENING. N OF 24N, W WINDS 10 TO 15 KT. SEAS  
3 FT OR LESS.    
SAT NIGHT  
NW TO N 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, BECOMING NW TO N 10 KT  
EARLY IN THE EVENING. SEAS 3 FT OR LESS.    
SUN NIGHT  
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  
TO NE WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ048-241445-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED NIGHT  
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
THU  
SE WINDS 10 KT. SEAS 2 TO 4 FT. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
THU 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  
TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
S OF 21N W OF 95W, NW TO N 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.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT  
EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SAT  
NW WINDS 10 KT. SEAS 3 FT OR LESS.    
SAT NIGHT  
NW TO N WINDS 10 KT. SEAS 2 TO 4 FT.    
SUN  
N WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SUN NIGHT  
N WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
 
 
GMZ049-241445-  
CENTRAL BAY OF CAMPECHE-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
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 IN THE LATE MORNING AND EARLY AFTERNOON,  
BECOMING VARIABLE 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  
N TO NE WINDS 10 KT IN THE LATE EVENING AND EARLY  
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ050-241445-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
1035 PM EDT TUE SEP 23 2025  
   
OVERNIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
WED  
SE WINDS 10 TO 15 KT, SHIFTING TO NE TO E EARLY IN THE  
EVENING. SEAS 2 TO 4 FT. SCATTERED SHOWERS AND ISOLATED TSTMS.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
THU  
E TO SE WINDS 10 KT, SHIFTING TO N TO NE EARLY IN THE  
EVENING. SEAS 3 FT OR LESS.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
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  
VARIABLE WINDS LESS THAN 5 KT, BECOMING E TO SE  
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 E TO SE  
10 KT EARLY IN THE MORNING. SEAS 3 FT OR LESS.    
SUN  
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  
NE WINDS 10 KT, SHIFTING TO SE EARLY IN THE MORNING.  
SEAS 3 FT OR LESS.  
 
 
 
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