540  
FZNT32 KNHC 161331  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
931 AM EDT SAT AUG 16 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
 
WEAK HIGH PRESSURE ACROSS THE AREA WILL ALLOW FOR  
GENTLE TO MODERATE NE TO E WINDS ACROSS THE E HALF OF THE GULF,  
AND E TO SE WINDS OF THE SAME SPEEDS W OF 90W THROUGH MON. SEAS  
DURING THIS PERIOD WILL FLUCTUATE BETWEEN SLIGHT TO MODERATE.  
AFTERWARD, WINDS WILL BECOME LIGHT TO GENTLE BASIN- WIDE AS A  
RESULT OF THE PASSAGE OF MAJOR HURRICANE ERIN ACROSS THE BAHAMAS  
OFFSHORE WATERS, WHICH WILL LOWER THE PRESSURE GRADIENT IN THE  
REGION. SEAS ARE FORECAST TO BE SLIGHT ACROSS THE GULF MON  
THROUGH WED.  
 
GULF OF AMERICA N OF 26N W OF 87W  
   
THIS AFTERNOON
 
NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
TONIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
SUN
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
MON
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
TUE
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
WED
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
WED NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.  
 
GULF OF AMERICA FROM 22N TO 26N W OF 87W  
   
THIS AFTERNOON
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
SUN
 
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
SUN NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
MON
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS  
THAN 10 KT LATE. SEAS 2 TO 4 FT.   
TUE
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
TUE NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
WED
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
WED NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.  
 
SW GULF OF AMERICA S OF 22N W OF 87W  
   
THIS AFTERNOON
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TONIGHT
 
E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT.    
SUN
 
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
MON
 
NE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
MON NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
TUE
 
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
TUE NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.   
WED
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS  
THAN 10 KT LATE. SEAS 2 TO 4 FT.  
 
GULF OF AMERICA E OF 87W  
   
THIS AFTERNOON
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TONIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN
 
NE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
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