779  
FZNT31 KNHC 231353  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
853 AM EST MON DEC 23 2024  
 
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  
THE PRESSURE GRADIENT BETWEEN HIGH PRESSURE TO THE  
NORTH AND LOW TO THE SOUTH WILL LEAD TO WIDESPREAD MODERATE TO  
FRESH WINDS OVER THE BASIN THROUGH TUE, WITH LOCALLY STRONG  
WINDS OFFSHORE COLOMBIA AND IN THE WINDWARD PASSAGE. WINDS WILL  
THEN RELAX SOME FOR THE LATTER HALF OF THE WEEK. MODERATE SEAS  
WILL PREVAIL ACROSS THE CENTRAL CARIBBEAN THROUGH THE PERIOD,  
AND SLIGHT SEAS WILL PREVAIL ELSEWHERE.  
 
NW CARIBBEAN W OF 85W  
   
TODAY  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT  
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
TUE  
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
TUE NIGHT  
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
WED  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
WED NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
FRI  
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
FRI NIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,  
BUILDING TO 3 FT AFTER MIDNIGHT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TODAY  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TONIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
E WINDS 10 TO 15 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 3 TO 5 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TODAY  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT  
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
SW CARIBBEAN S OF 11N  
   
TODAY  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TONIGHT  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE  
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
TUE NIGHT  
N WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
WED  
E WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
WED NIGHT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
THU  
W WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
THU NIGHT  
W WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI  
SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
W WINDS LESS THAN 10 KT, SHIFTING TO S AFTER  
MIDNIGHT. SEAS 3 TO 5 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TODAY  
E WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA, AND  
4 TO 6 FT ELSEWHERE.    
TONIGHT  
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 4 TO 6 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA, AND  
5 TO 7 FT ELSEWHERE.    
TUE NIGHT  
E WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA,  
AND 4 TO 6 FT ELSEWHERE.    
WED  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 4 TO 5 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
A COLD FRONT THAT CURRENTLY EXTENDS FROM 28N55W TO  
JUST N OF THE DOMINICAN REPUBLIC WILL MOVE EAST AND EXIT THE  
BASIN BY TUE NIGHT. HIGH PRESSURE BUILDING BEHIND THE FRONT WILL  
LEAD TO INCREASING WINDS E OF THE BAHAMAS, WITH STRONG WINDS AND  
ROUGH SEAS INTO TUE NIGHT. A SURFACE TROUGH OFF THE SE UNITED  
STATES COAST MAY LEAD TO FRESH TO STRONG WINDS OFFSHORE NE  
FLORIDA EARLY THIS WEEK.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TODAY  
E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
TONIGHT  
E WINDS 15 TO 25 KT, SHIFTING TO S 10 TO 15 KT AFTER  
MIDNIGHT. SEAS 7 TO 10 FT.    
TUE  
NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
TUE NIGHT  
N WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED  
NE WINDS 10 KT. SEAS 5 TO 6 FT.    
WED NIGHT  
E WINDS 10 KT. SEAS 5 TO 6 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TODAY  
NE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
TONIGHT  
E WINDS 15 TO 25 KT W OF 70W, AND NE 10 TO 20 KT  
ELSEWHERE. SEAS 6 TO 9 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT W OF 70W, AND 5 TO  
7 FT ELSEWHERE.    
TUE NIGHT  
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT.    
WED  
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.  
 
BAHAMAS N OF 22N  
   
TODAY  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
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  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TODAY  
E WINDS 10 TO 20 KT W OF 70W, AND NE 15 TO 25 KT  
ELSEWHERE. SEAS 6 TO 9 FT.    
TONIGHT  
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
TUE  
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
TUE NIGHT  
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI  
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TODAY  
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TONIGHT  
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
TUE NIGHT  
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WED NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WED  
NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 6 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI  
NE WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 5 FT.  
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