147  
FZNT32 KNHC 240340  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1140 PM EDT THU OCT 23 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
 
A WEAK COLD FRONT EXTENDS WESTWARD FROM MARCO  
ISLAND, FLORIDA TO 26N89W, THEN TURNS NORTHWESTWARD AS A  
STATIONARY FRONT TO BEYOND EASTERN TEXAS. THE ENTIRE FRONTAL  
BOUNDARY WILL STALL LATER TONIGHT AND THEN DISSIPATE ON FRI.  
GENTLE TO MODERATE NE WINDS AT THE EASTERN GULF WILL BECOME  
FRESH TO STRONG BY EARLY FRI AFTERNOON, AND SE WINDS AT THE  
NORTHWESTERN AND NORTH-CENTRAL GULF WILL FOLLOW THE SAME TREND  
BY FRI NIGHT IN RESPONSE TO A STRONG HIGH PRESSURE PASSING NORTH  
OF THE GULF. ROUGH SEAS ARE ALSO EXPECTED ACROSS THE  
SOUTHEASTERN GULF, INCLUDING THE FLORIDA STRAITS BY FRI EVENING.  
AS THE HIGH SLIDED EASTWARD INTO THE ATLANTIC EARLY NEXT WEEK,  
THESE WINDS AND SEAS SHOULD SUBSIDE.  
 
GULF OF AMERICA N OF 26N W OF 87W  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI NIGHT
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.    
SAT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.    
SAT NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.    
SUN
 
S WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
MON
 
S WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
GULF OF AMERICA FROM 22N TO 26N W OF 87W  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.   
MON
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.   
TUE
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
SW GULF OF AMERICA S OF 22N W OF 87W  
   
OVERNIGHT
 
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.    
FRI
 
VARIABLE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND E 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT.    
FRI NIGHT
 
SE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND E 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT.    
SAT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 FT.   
MON
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
E WINDS 10 TO 15 KT, SHIFTING TO NE IN THE AFTERNOON.  
SEAS 3 TO 4 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
GULF OF AMERICA E OF 87W  
   
OVERNIGHT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON
 
E WINDS 10 TO 15 KT, SHIFTING TO NE IN THE AFTERNOON.  
SEAS 5 TO 6 FT.    
MON NIGHT
 
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
TUE NIGHT
 
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.  
 
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