437  
FZNT32 KNHC 190235  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
935 PM EST SAT JAN 18 2025  
 
MARINE WEATHER HF VOICE BROADCAST FOR THE GULF OF MEXICO  
 
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 COLD FRONT EXTENDS FROM NEAR PENSACOLA, FLORIDA  
SOUTHWESTWARD TO 26N93W AND TO INLAND MEXICO JUST NORTH OF  
TAMPICO. NORTHERLY WINDS BEHIND THE FRONT WILL GRADUALLY  
INCREASE TONIGHT, BECOMING STRONG BY EARLY SUN AS THE FRONT  
REACHES FROM THE FLORIDA BIG BEND TO NEAR VERACRUZ, MEXICO.  
STRONG HIGH PRESSURE OVER THE CENTRAL U.S. WILL BUILD ACROSS THE  
BASIN BEHIND THE PROGRESSING FRONT ON SUN TO PRODUCE A BRIEF  
PERIOD OF GALE FORCE WINDS SUN AFTERNOON IN THE WESTERN GULF  
WATERS OFFSHORE OF TAMPICO AND VERACRUZ. THE FRONT IS EXPECTED  
TO STALL ACROSS THE YUCATAN CHANNEL AND STRAITS OF FLORIDA ON  
MON AND GRADUALLY DISSIPATE THROUGH TUE. LOW PRESSURE IS  
EXPECTED TO FORM OVER THE NW GULF ON MON NIGHT, THEN TRACK  
SOUTHEASTWARD THROUGH WED, DRAGGING A STRONG COLD FRONT ACROSS  
THE ENTIRE BASIN. STRONG HIGH PRESSURE BEHIND THE FRONT WILL  
INDUCE GALE FORCE NORTH TO NORTHEAST WINDS EXPANDING ACROSS MUCH  
OF THE NORTHERN AND WESTERN GULF TUE AND TUE NIGHT, WITH THE  
POTENTIAL FOR GUSTS TO STORM FORCE ACROSS PORTIONS OF THE  
CENTRAL GULF. MARINERS ARE URGED TO EXERCISE EXTREME CAUTION  
ACROSS THE BASIN, DUE TO THE EXPANSIVE AREA OF GALE FORCE WINDS  
AND LARGE AREA OF VERY ROUGH TO HIGH SEAS EXPECTED TO ACCOMPANY  
THIS NEXT FRONTAL SYSTEM.  
 
GULF OF MEXICO N OF 26N W OF 87W  
   
..GALE CONDITIONS POSSIBLE TUE INTO TUE NIGHT  
 
   
TONIGHT  
NW WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
SUN  
N WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.    
SUN NIGHT  
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
MON  
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
MON NIGHT  
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
TUE  
NE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT, BUILDING TO 10 TO  
16 FT IN THE AFTERNOON, EXCEPT W OF 94W BUILDING TO 12 TO 18 FT.   
TUE NIGHT  
N WINDS 25 TO 35 KT, EXCEPT W OF 91W DIMINISHING  
TO 15 TO 25 KT LATE. SEAS 12 TO 19 FT.   
WED  
NE WINDS 15 TO 25 KT. SEAS 9 TO 14 FT.    
WED NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
THU  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
GULF OF MEXICO FROM 22N TO 26N W OF 87W  
   
..GALE WARNING W OF 96W  
   
..GALE CONDITIONS POSSIBLE TUE AND TUE NIGHT  
 
   
TONIGHT  
S WINDS 10 TO 20 KT, SHIFTING TO NE AFTER MIDNIGHT.  
SEAS 4 TO 6 FT.    
SUN  
N WINDS 20 TO 30 KT, EXCEPT W OF 96W N WINDS 30 TO 35 KT.  
SEAS 7 TO 10 FT BETWEEN 87W AND 94W, AND 8 TO 12 FT W OF 94W.   
SUN NIGHT  
NE WINDS 15 TO 25 KT. SEAS 8 TO 12 FT.    
MON  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE  
E WINDS 15 TO 25 KT, INCREASING TO 25 TO 35 KT IN THE  
AFTERNOON EXCEPT W OF 94W INCREASING TO 35 TO 40 KT. SEAS 7 TO 9  
FT BUILDING TO 8 TO 13 FT IN THE AFTERNOON, EXCEPT W OF 94W  
BUILDING TO 12 TO 18 FT.   
TUE NIGHT  
N WINDS 25 TO 35 KT. SEAS 12 TO 17 FT, EXCEPT W OF  
94W BUILDING 14 TO 22 FT.   
WED  
N WINDS 15 TO 25 KT. SEAS 12 TO 18 FT, SUBSIDING TO 11 TO  
15 FT IN THE AFTERNOON.    
WED NIGHT  
NE WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.    
THU  
N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
THU NIGHT  
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
SW GULF OF MEXICO S OF 22N W OF 87W  
   
..GALE WARNING S OF 20N W OF 95W  
   
..GALE CONDITIONS POSSIBLE TUE NIGHT  
 
   
TONIGHT  
SE TO S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.   
SUN  
S OF 20N W OF 95W, N WINDS 20 TO 30 KT INCREASING TO 30  
TO 35 KT IN THE AFTERNOON. SEAS 4 TO 6 FT BUILDING TO 7 TO 10 FT  
IN THE AFTERNOON, EXCEPT S OF 20N W OF 95W BUILDING 8 TO 12 FT IN  
THE AFTERNOON. ELSEWHERE, W WINDS 10 TO 15 KT, BECOMING N 20 TO  
30 KT IN THE AFTERNOON. SEAS 4 TO 6 FT, BUILDING TO 7 TO 10 FT  
IN THE AFTERNOON.   
SUN NIGHT  
WITHIN 60 NM OF COAST OF VERACRUZ, N WINDS 20 TO  
30 KT, DIMINISHING TO 10 TO 20 KT LATE. ELSEWHERE, NE WINDS 20  
TO 30 KT. SEAS 7 TO 10 FT.    
MON  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE  
SE WINDS 10 TO 15 KT, BECOMING NW 15 TO 25 KT IN THE  
AFTERNOON. SEAS 5 TO 7 FT.    
TUE NIGHT  
N WINDS 25 TO 35 KT, EXCEPT W OF 94W NW TO N 30 TO  
40 KT. SEAS 8 TO 13 FT BUILDING TO 11 TO 16 FT LATE, EXCEPT W OF  
94W 12 TO 19 FT S OF 20N W OF 95W AND 14 TO 21 FT ELSEWHERE.   
WED  
N WINDS 20 TO 30 KT. SEAS 13 TO 18 FT.    
WED NIGHT  
N WINDS 10 TO 20 KT. SEAS 9 TO 14 FT, SUBSIDING TO  
7 TO 10 FT LATE.    
THU  
N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
THU NIGHT  
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
GULF OF MEXICO E OF 87W  
   
TONIGHT  
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN  
W WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
SUN NIGHT  
N WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
MON  
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
MON NIGHT  
NE WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT  
E WINDS 15 TO 25 KT, BECOMING N 20 TO 30 KT LATE.  
SEAS 7 TO 10 FT.    
WED  
NE WINDS 15 TO 25 KT. SEAS 9 TO 14 FT.    
WED NIGHT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
THU  
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
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