591  
FZNT24 KNHC 211605  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1205 PM EDT MON JUL 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.  
 
GMZ001-220415-  
SYNOPSIS FOR THE GULF OF AMERICA  
1205 PM EDT MON JUL 21 2025  
   
SYNOPSIS  
RELATIVELY WEAK HIGH PRESSURE WILL PREVAIL ACROSS  
THE BASIN THROUGH THE MIDDLE OF THE WEEK PRODUCING GENTLE TO  
MODERATE WINDS ALONG WITH SLIGHT TO MODERATE SEAS. FRESH TO  
LOCALLY STRONG NORTHEAST TO EAST WINDS WILL PULSE ALONG THE  
YUCATAN PENINSULA EACH AFTERNOON AND EVENING THROUGH WED AS A  
TROUGH DEVELOPS INLAND DAILY AND SHIFTS WESTWARD OVER THE BAY OF  
CAMPECHE AT NIGHT. LOOKING AHEAD, WINDS MAY INCREASE TO FRESH  
SPEEDS ACROSS THE NE AND NORTH-CENTRAL GULF BY THU AS A WEAK  
AREA OF LOW PRESSURE POSSIBLY MOVES ACROSS THE NORTHERN GULF.  
WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER MOST OF  
THE EASTERN AND NORTH-CENTRAL GULF WATERS STARTING TUE.  
 
 
 
GMZ040-220415-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
TONIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TUE  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
WED  
S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
WED NIGHT  
SE 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  
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ041-220415-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
SE TO S WINDS 10 KT LATE IN THE MORNING, BECOMING  
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TONIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TUE  
S TO SW WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
SE WINDS 10 KT W OF 92W, AND VARIABLE LESS THAN 5 KT  
E OF 92W. SEAS 3 FT OR LESS.    
WED  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS IN SE  
SWELL, SUBSIDING TO 3 FT OR LESS IN THE AFTERNOON.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU  
W OF 92W, W TO NW WINDS 10 KT. E OF 92W, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING W TO NW 10 KT IN THE AFTERNOON. SEAS  
3 FT OR LESS.    
THU NIGHT  
W OF 92W, S WINDS 10 KT LATE. VARIABLE  
WINDS LESS THAN 5 KT IN THE EVENING. E OF 92W, VARIABLE LESS THAN  
5 KT. SEAS 3 FT OR LESS.    
FRI  
S TO SW WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ056-220415-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
TONIGHT  
W OF 89W, SE WINDS 10 KT. E OF 89W, VARIABLE WINDS  
LESS THAN 5 KT, BECOMING S TO SW 10 KT LATE. SEAS 3 FT  
OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT W OF 89W, AND NW 10 KT E OF  
89W. SEAS 3 FT OR LESS.    
TUE NIGHT  
W OF 89W, VARIABLE WINDS LESS THAN 5 KT IN THE  
EVENING. VARIABLE WINDS LESS THAN 5 KT LATE. E OF 89W,  
NW WINDS 10 KT IN THE EVENING. SEAS 3 FT OR LESS.    
WED  
W OF 89W, VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT  
IN THE AFTERNOON. E OF 89W, W TO NW WINDS 10 KT. SEAS 3 FT OR  
LESS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
THU  
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
S TO SW WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI  
S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ057-220415-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
N WINDS 10 KT. SEAS 3 FT OR LESS.    
TONIGHT  
NW WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE  
NW WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
W TO NW WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND  
ISOLATED TSTMS.    
WED  
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.   
WED NIGHT  
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ058-220415-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
TONIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TUE  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
WED  
SE WINDS 10 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, BECOMING E TO SE 10 KT IN  
THE AFTERNOON. SEAS 3 FT OR LESS.    
THU NIGHT  
SE WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ045-220415-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
E WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
S OF 24N, E TO SE WINDS 10 KT IN THE MORNING. VARIABLE  
WINDS LESS THAN 5 KT IN THE AFTERNOON. N OF 24N, VARIABLE WINDS  
LESS THAN 5 KT IN THE MORNING. SEAS 3 FT OR LESS.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ046-220415-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
E WINDS 10 KT. SEAS 2 TO 4 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED  
SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS THAN  
5 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
S OF 24N, E WINDS 10 TO 15 KT. N OF 24N, NE WINDS  
10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT  
OR LESS.    
THU  
S 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 10 KT LATE.  
SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ047-220415-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TONIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE  
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
S OF 24N, NE TO E WINDS 10 KT. N OF 24N, N TO NE  
WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT.  
SEAS 3 FT OR LESS.    
WED  
S OF 24N, E WINDS 10 KT IN THE MORNING, BECOMING VARIABLE  
LESS THAN 5 KT. N OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING  
N 10 KT IN THE AFTERNOON. SEAS 3 FT OR LESS.    
WED NIGHT  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.   
THU NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
FRI  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.   
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
 
 
GMZ048-220415-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND E  
10 KT ELSEWHERE. SEAS 3 FT OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TUE  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.    
TUE NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
WED  
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT, BECOMING  
NW TO N 10 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 KT,  
SHIFTING TO N TO NE IN THE AFTERNOON. SEAS 2 TO 4 FT.    
WED NIGHT  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.    
THU  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS IN NE TO  
E SWELL, SUBSIDING TO 3 FT OR LESS IN THE AFTERNOON.    
THU NIGHT  
S OF 21N W OF 95W, NE WINDS 10 KT IN THE EVENING,  
BECOMING VARIABLE LESS THAN 5 KT. ELSEWHERE, NE TO E WINDS 10 KT.  
SEAS 3 FT OR LESS.    
FRI  
SE TO S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ049-220415-  
CENTRAL BAY OF CAMPECHE-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TONIGHT  
NE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
TUE  
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
NE WINDS 15 TO 20 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  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
THU  
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.    
THU NIGHT  
N TO NE WINDS 10 KT, SHIFTING TO E LATE.  
SEAS 3 FT OR LESS.    
FRI  
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.  
 
 
 
GMZ050-220415-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
1205 PM EDT MON JUL 21 2025  
   
TODAY  
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
TONIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.    
TUE  
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
TUE NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.    
WED  
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
WED NIGHT  
N TO NE WINDS 15 TO 20 KT, SHIFTING TO E 10 TO 15 KT  
LATE. SEAS 3 FT OR LESS.    
THU  
SE TO S WINDS 10 TO 15 KT, SHIFTING TO W TO NW IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
THU NIGHT  
NE WINDS 10 TO 15 KT, SHIFTING TO E TO SE LATE. SEAS  
3 FT OR LESS.    
FRI  
SE TO S WINDS 10 TO 15 KT, SHIFTING TO N TO NE IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
FRI NIGHT  
NE WINDS 15 TO 20 KT, SHIFTING TO E TO SE 10 TO  
15 KT LATE. SEAS 3 FT OR LESS.  
 
 
 
FORECASTER GR  
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