879  
FZNT31 KNHC 250223  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
923 PM EST TUE DEC 24 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 PRESSURE TO THE SOUTH WILL LEAD TO WIDESPREAD  
MODERATE TO FRESH WINDS OVER THE BASIN INTO WED NIGHT, WITH  
PULSING FRESH TO STRONG WINDS OFFSHORE COLOMBIA AND IN THE  
WINDWARD PASSAGE. WINDS WILL THEN DIMINISH ONLY SLIGHTLY FOR THU  
INTO THE WEEKEND. MODERATE SEAS WILL PREVAIL ACROSS THE CENTRAL  
CARIBBEAN THROUGH THE PERIOD, AND SLIGHT SEAS WILL PREVAIL  
ELSEWHERE.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 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  
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
THU NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI  
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 FT.   
SAT  
SE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU  
E WINDS 10 TO 20 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 6 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
SUN NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT  
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED  
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
N WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
THU  
W WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN  
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS THAN  
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT.    
SUN NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT  
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 4 TO 6 FT.    
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 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,  
AND 4 TO 6 FT ELSEWHERE.    
THU NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TONIGHT  
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.    
SAT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
N WINDS 10 TO 15 KT, SHIFTING TO NE AFTER MIDNIGHT.  
SEAS 4 TO 6 FT.    
SUN  
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
SUN NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TONIGHT  
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. 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 LESS THAN 10 KT. SEAS 3 TO 5 FT.   
SAT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN NIGHT  
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
A COLD FRONT EXTENDS FROM 31N41W TO 21N62W, THEN  
BECOMES STATIONARY TO NORTHERN HISPANIOLA. THE STATIONARY FRONT  
WILL DISSIPATE OVERNIGHT. HIGH PRESSURE BEHIND THE FRONT WILL  
CONTINUE TO BRING FRESH TO STRONG WINDS ACROSS THE SOUTHEAST  
BAHAMAS AND ROUGH SEAS EXTENDING EASTWARD, THROUGH TONIGHT.  
FRESH WINDS AND ROUGH SEAS OFFSHORE NE FLORIDA ASSOCIATED WITH A  
1016 MB LOW PRES NEAR 30N77W WILL DIMINISH TONIGHT AS THE LOW  
MOVES NORTH OF THE AREA. A COLD FRONT WILL MOVE SOUTH OF 31N BY  
EARLY THU, THEN EXTEND FROM 31N57W TO CENTRAL FLORIDA THU  
EVENING, AND FROM 23N55W TO 21N65W TO THE CENTRAL BAHAMAS BY SAT  
MORNING. FRESH TO STRONG NORTHERLY WINDS AND LARGE N SWELL ARE  
EXPECTED TO COME IN BEHIND THE FRONT, ESPECIALLY FOR AREAS TO THE  
EAST OF 70W.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT  
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 6 TO 8 FT.    
WED  
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI  
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
FRI NIGHT  
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
SAT  
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
SAT NIGHT  
SE WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
SUN  
SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
SUN NIGHT  
S WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT  
SE WINDS 10 TO 15 KT W OF 70W, AND E LESS THAN 10 KT  
ELSEWHERE. SEAS 5 TO 7 FT.    
WED  
W OF 70W, S WINDS 10 TO 15 KT, SHIFTING TO SW IN THE  
AFTERNOON. ELSEWHERE, SE WINDS LESS THAN 10 KT IN THE MORNING,  
BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
THU  
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, NW WINDS LESS  
THAN 10 KT, SHIFTING TO N IN THE AFTERNOON. SEAS 5 TO 7 FT.    
THU NIGHT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI  
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT  
NE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 5 TO 7 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT  
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 4 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 20 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN  
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
WED  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT  
NE WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.    
SUN NIGHT  
NE WINDS 10 KT. SEAS 6 TO 7 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
WED  
E WINDS 10 TO 20 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  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
WED  
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WED NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
NE WINDS 10 KT. SEAS 5 TO 6 FT.    
FRI  
N WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
FRI NIGHT  
N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 5 TO 6 FT.    
SAT  
N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SAT NIGHT  
N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN  
N WINDS 10 KT. SEAS 7 TO 8 FT.    
SUN NIGHT  
N WINDS 10 KT. SEAS 7 TO 8 FT.  
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