475  
FZNT32 KNHC 131504  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1104 AM EDT WED AUG 13 2025  
 
MARINE WEATHER HF VOICE BROADCAST 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.  
   
SYNOPSIS
 
THE NORTHERN EXTENSION OF A TROPICAL WAVE IS OVER  
THE EASTERN YUCATAN PENINSULA WITH SCATTERED MODERATE CONVECTION  
IN THE AREA. THIS ACTIVITY WILL FOLLOW THE WAVE AS IT MOVES WEST  
THROUGH THE BAY OF CAMPECHE TODAY. SOME TROPICAL DEVELOPMENT IS  
POSSIBLE IN THE SW GULF WHILE THE SYSTEM MOVES WNW OR NW, AND  
THERE IS A LOW CHANCE OF TROPICAL FORMATION OVER THE NEXT  
7 DAYS. OTHERWISE, GENTLE WINDS AND SLIGHT SEAS ARE EXPECTED  
THROUGH THE BASIN AS WEAK HIGH PRESSURE DOMINATES.  
 
GULF OF AMERICA N OF 26N W OF 87W  
   
THIS AFTERNOON
 
SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TONIGHT
 
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
THU
 
SW WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
FRI
 
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 2 FT OR LESS.    
FRI NIGHT
 
E WINDS LESS THAN 10 KT, SHIFTING TO SE AFTER  
MIDNIGHT. SEAS 3 FT.    
SAT
 
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
GULF OF AMERICA FROM 22N TO 26N W OF 87W  
   
THIS AFTERNOON
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING SE  
LESS THAN 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.    
TONIGHT
 
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
THU
 
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING  
TO 3 FT AFTER MIDNIGHT.    
FRI
 
SE WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
SE WINDS 10 TO 15 KT, SHIFTING TO E IN THE AFTERNOON.  
SEAS 3 TO 4 FT.    
SAT NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
SW GULF OF AMERICA S OF 22N W OF 87W  
   
THIS AFTERNOON
 
E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST  
OF VERACRUZ, AND SE 10 TO 15 KT ELSEWHERE. SEAS 2 FT OR LESS.    
TONIGHT
 
SE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND E 10 TO 15 KT ELSEWHERE. SEAS 2 FT OR LESS.    
THU
 
E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND SE 10 TO 15 KT ELSEWHERE. SEAS 3 FT.    
THU NIGHT
 
SE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND E 10 TO 15 KT ELSEWHERE. SEAS 3 FT.    
FRI
 
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN
 
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.  
 
GULF OF AMERICA E OF 87W  
   
THIS AFTERNOON
 
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TONIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING SE LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
THU
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS  
THAN 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
FRI
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI NIGHT
 
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
SAT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
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