475  
FZNT32 KNHC 180923  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
523 AM EDT TUE MAR 18 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  
FRESH N WINDS AND ROUGH SEAS IN THE SE GULF WILL  
CONTINUE TO DIMINISH TODAY. MEANWHILE, A TIGHTENING PRESSURE  
GRADIENT IN THE WESTERN HALF OF THE BASIN WILL RESULT IN FRESH  
TO STRONG S WINDS TODAY AND TONIGHT AHEAD OF THE NEXT COLD FRONT  
FORECAST TO COME OFF THE COAST OF TEXAS WED MORNING. THE FRONT  
WILL REACH FROM SOUTHERN ALABAMA TO VERACRUZ WED NIGHT, FROM  
CAPE CORAL TO THE YUCATAN PENINSULA THU AFTERNOON, AND EXIT THE  
BASIN THU NIGHT INTO FRI. THE FRONT WILL BE FOLLOWED BY FRESH TO  
STRONG N WINDS AND ROUGH SEAS. WINDS MAY APPROACH GALE FORCE THU  
AFTERNOON OFF VERACRUZ. WINDS AND SEAS WILL DIMINISH ACROSS THE  
BASIN ON FRI MORNING.  
 
GULF OF AMERICA N OF 26N W OF 87W  
   
TODAY  
SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
TONIGHT  
SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
WED  
S WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
SW WINDS 10 TO 15 KT, SHIFTING TO W 15 TO 25 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
THU  
N WINDS 20 TO 30 KT. SEAS 6 TO 9 FT.    
THU NIGHT  
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT  
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
SAT NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
GULF OF AMERICA FROM 22N TO 26N W OF 87W  
   
TODAY  
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT  
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED  
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU  
N WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
FRI NIGHT  
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT  
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.  
 
SW GULF OF AMERICA S OF 22N W OF 87W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TONIGHT  
SE WINDS 15 TO 25 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND E 10 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT.    
WED  
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
THU  
NE WINDS 10 TO 15 KT, INCREASING TO 15 TO 25 KT IN THE  
AFTERNOON. SEAS 4 TO 6 FT.    
THU NIGHT  
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
FRI  
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.  
 
GULF OF AMERICA E OF 87W  
   
TODAY  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
THU  
S WINDS 10 TO 15 KT, SHIFTING TO W 10 TO 20 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT.    
THU NIGHT  
N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT, SHIFTING TO SE AFTER MIDNIGHT.  
SEAS 4 TO 6 FT.    
SAT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING,  
SUBSIDING TO 2 FT OR LESS.  
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