342  
FZNT31 KNHC 252015  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
415 PM EDT TUE MAR 25 2025  
 
MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC  
FROM 07N TO 19N W OF 55W, THE N ATLANTIC FROM 19N TO  
31N W OF 55W INCLUDING THE BAHAMAS, AND THE CARIBBEAN SEA.  
 
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 FOR CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM  
07N TO 19N W OF 55W  
   
SYNOPSIS
 
FRESH TO STRONG E TO NE WINDS OFFSHORE OF COLOMBIA  
AND VENEZUELA WILL PULSE TO GALE FORCE OFFSHORE OF COLOMBIA  
TONIGHT. THESE WINDS WILL THEN PULSE TO NEAR GALE FORCE SPEEDS  
AT NIGHT THROUGH FRI AND TO FRESH TO STRONG SPEEDS FOR THE  
REMAINDER OF THE PERIOD. SIMILAR FRESH TO STRONG WINDS ARE  
EXPECTED TO DEVELOP IN THE LEE OF CUBA, IN THE WINDWARD PASSAGE,  
OVER THE WATERS BETWEEN CUBA AND JAMAICA AND SOUTH OF HISPANIOLA  
FROM LATE THU THROUGH EARLY SAT, EXCEPT THE WINDS SOUTH OF  
HISPANIOLA WILL CONTINUE THROUGH LATE SUN.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT
 
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT
 
E WINDS 10 TO 20 KT S OF 18N, AND NE LESS THAN 10 KT  
ELSEWHERE. SEAS 6 TO 9 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
WED
 
S OF 18N, E WINDS 10 TO 20 KT. ELSEWHERE, NE WINDS 10 TO  
15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS  
6 TO 8 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
WED NIGHT
 
S OF 18N, NE WINDS 10 TO 15 KT. ELSEWHERE, N WINDS  
LESS THAN 10 KT, BECOMING NE 10 TO 20 KT AFTER MIDNIGHT. SEAS  
4 TO 6 FT.    
THU
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
..GALE WARNING S OF 13N BETWEEN 72W AND 76W
 
 
   
TONIGHT
 
S OF 13N BETWEEN 72W AND 76W, NE TO E WINDS 25 TO 35  
KT. SEAS 8 TO 11 FT. ELSEWHERE BETWEEN 76W AND 78W, NE TO E  
WINDS 15 TO 25 KT. SEAS 8 TO 12 FT. W OF 78W, NE TO E WINDS  
10 TO 20 KT. SEAS 7 TO 10 FT.   
WED
 
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND NE 10 TO 20 KT ELSEWHERE. SEAS 7 TO 10 FT.    
WED NIGHT
 
NE WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT.    
THU
 
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.    
THU NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT
 
N WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.    
WED
 
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
THU
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SUN
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT
 
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 4 TO 6 FT GULF OF VENEZUELA, AND 6 TO 9 FT  
ELSEWHERE.    
WED
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO 20 KT  
ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT  
ELSEWHERE.    
WED NIGHT
 
NE WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 5 TO 7 FT  
ELSEWHERE.    
THU
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO 20 KT  
ELSEWHERE. SEAS 5 TO 7 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
HIGH PRESSURE OVER THE WESTERN ATLANTIC WILL  
CONTINUE TO SHIFT EASTWARD THROUGH WED NIGHT. A WEAK COLD FRONT  
HAS MOVED OFF THE NORTHEAST FLORIDA COAST. IT WILL EXTEND FROM  
NEAR 31N76W TO INLAND FLORIDA NEAR COCOA BEACH THIS EVENING. THE  
FRONT WILL CONTINUE TO WEAKEN TONIGHT AND DISSIPATE WED. FRESH TO  
LOCALLY STRONG WINDS WILL PULSE OFF THE NORTHERN COAST OF  
HISPANIOLA INTO WED. ANOTHER COLD FRONT WILL MOVE INTO WATERS  
BETWEEN NORTHEAST FLORIDA AND BERMUDA WED. HIGH PRESSURE WILL  
BUILD IN THE WAKE OF THE FRONT, BRINGING AN INCREASE IN WINDS  
ACROSS MUCH OF THE WATERS S OF 28N BY THE END OF THE WEEK AND  
WITH LITTLE CHANGE IN MARINE CONDITIONS EXPECTED INTO SAT NIGHT.  
BY LATE SUN, FRESH TO STRONG NORTHEAST TO EAST WINDS ARE EXPECTED  
SOUTH OF ABOUT 26N AND EAST OF 78W.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING SW LESS THAN  
10 KT LATE. SEAS 2 TO 3 FT.    
WED
 
NW TO N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.   
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT
 
SW WINDS LESS THAN 10 KT W OF 70W, AND S 10 TO 15 KT  
ELSEWHERE. SEAS 3 TO 5 FT.    
WED
 
NW WINDS LESS THAN 10 KT W OF 70W, AND S 10 TO 15 KT  
ELSEWHERE. SEAS 3 TO 5 FT.    
WED NIGHT
 
W OF 70W, N WINDS 10 TO 20 KT. ELSEWHERE, W WINDS  
10 TO 15 KT. SEAS 4 TO 6 FT.   
THU
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
NE WINDS 10 TO 20 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 6 TO 9 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SUN
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.   
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.   
THU
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
FRI
 
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED
 
W OF 70W, E TO SE WINDS 10 TO 15 KT. ELSEWHERE, SE WINDS  
10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, E TO SE  
WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.   
THU
 
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, NE TO E WINDS  
LESS THAN 10 KT. SEAS 4 TO 6 FT.   
THU NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
FRI NIGHT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
SAT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
SAT NIGHT
 
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.    
SUN
 
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT
 
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
WED
 
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
WED NIGHT
 
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
THU
 
SE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT
 
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
SAT NIGHT
 
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
SUN
 
E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.    
SUN NIGHT
 
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.  
 
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