782  
FZNT31 KNHC 201924  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
224 PM EST WED NOV 20 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  
A COLD FRONT CURRENTLY MOVING OVER THE GULF OF  
MEXICO IS PREDICTED TO ENTER THE NW CARIBBEAN TONIGHT, REACHING  
FROM CENTRAL CUBA TO THE GULF OF HONDURAS BY THU MORNING, AND  
FROM EASTERN CUBA TO NEAR CABO GRACIAS A DIOS, NICARAGUA BY FRI  
MORNING. FRESH TO STRONG N WINDS AND BUILDING SEAS WILL FOLLOW  
THE FRONT, FORECAST TO EXTEND FROM NEAR THE WINDWARD PASSAGE TO  
THE COSTA RICA AND PANAMA BORDER EARLY ON SAT, WHERE THE FRONT  
SHOULD STALL AND GRADUALLY DISSIPATED.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT  
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
THU  
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI  
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU  
S OF 18N, NE WINDS LESS THAN 10 KT. ELSEWHERE, NE WINDS  
LESS THAN 10 KT, SHIFTING TO N IN THE AFTERNOON. SEAS 2 FT OR  
LESS S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
THU NIGHT  
NE WINDS LESS THAN 10 KT S OF 18N, AND N 10 TO  
20 KT ELSEWHERE. SEAS 3 TO 5 FT.    
FRI  
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT  
E WINDS 10 TO 15 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NE LESS THAN 10 KT ELSEWHERE. SEAS 3 TO 4 FT.    
THU  
NE WINDS LESS THAN 10 KT. SEAS 3 FT.    
THU NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 FT.    
FRI  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
THU  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,  
SUBSIDING TO 2 FT OR LESS.    
THU NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI  
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.   
FRI NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,  
BUILDING TO 3 TO 4 FT AFTER MIDNIGHT.    
SAT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN  
NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
MON  
W WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON NIGHT  
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT  
NE WINDS 10 TO 15 KT GULF OF VENEZUELA, AND E LESS  
THAN 10 KT ELSEWHERE. SEAS 3 FT.    
THU  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
THU NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING,  
SUBSIDING TO 2 FT OR LESS.    
FRI  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TONIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.   
THU  
SE WINDS LESS THAN 10 KT. 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. SEAS 3 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 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  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TONIGHT  
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
THU  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. 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, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 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  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
A WEAK STATIONARY FRONT IN THE FAR SE WATERS WILL  
DISSIPATE LATER TODAY. IN THE NE WATERS, A REINFORCING COLD  
FRONT IS MOVING ACROSS WITH FRESH TO STRONG WINDS. THIS FEATURE  
WILL ALSO REINFORCE NORTHERLY SWELL OF 8 TO 11 FT CURRENTLY  
AFFECTING THE WATERS N OF 27N AND E OF 63W. THE NEXT COLD FRONT  
IS FORECAST TO MOVE INTO THE NW WATERS LATER TODAY, REACHING  
FROM 31N74W TO CENTRAL CUBA BY THU MORNING, FROM 31N68W TO  
EASTERN CUBA BY FRI MORNING, AND FROM 31N61W TO NEAR THE WINDWARD  
PASSAGE ON SAT MORNING. THEN, THE FRONT WILL STALL IN THAT  
GENERAL VICINITY AND GRADUALLY DISSIPATE THROUGH THE END OF THE  
WEEKEND. EXPECT FRESH TO STRONG WINDS AND BUILDING SEAS ON EITHER  
SIDE OF THE FRONT N OF 25N. A BAND OF SHOWERS AND THUNDERSTORMS  
IS AHEAD OF THE FRONT.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT  
W WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.    
THU  
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
NW WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
FRI  
NW WINDS 20 TO 25 KT. SEAS 7 TO 10 FT.    
FRI NIGHT  
NW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.    
SAT  
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
NW WINDS 10 KT IN THE EVENING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN  
W WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE  
EVENING, SUBSIDING TO 2 FT OR LESS.    
MON  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 10 KT, BECOMING W LESS  
THAN 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT  
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU  
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
W WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI  
W WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
FRI NIGHT  
W WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
SAT  
W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 7 TO 10 FT.    
SUN  
NW WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
SUN NIGHT  
W WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.   
MON  
VARIABLE WINDS LESS THAN 10 KT, BECOMING N LESS THAN  
10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT.    
MON NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT  
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO 3 FT  
IN THE AFTERNOON.    
THU NIGHT  
NW WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
FRI  
NW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT  
NW WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.  
SEAS 3 TO 4 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN  
NE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,  
SUBSIDING TO 2 FT OR LESS.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT.    
MON  
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
MON NIGHT  
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT  
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
THU  
W OF 70W, SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO  
15 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS LESS THAN 10 KT.  
SEAS 3 TO 5 FT.    
THU NIGHT  
W OF 70W, SW WINDS 10 TO 20 KT. ELSEWHERE, S WINDS  
LESS THAN 10 KT, INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS  
4 TO 6 FT.    
FRI  
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT  
NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SAT NIGHT  
N WINDS 10 KT. SEAS 6 TO 8 FT.    
SUN  
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 5 TO 7 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
THU  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI  
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI NIGHT  
SW WINDS LESS THAN 10 KT, SHIFTING TO W AFTER  
MIDNIGHT. SEAS 3 TO 4 FT.    
SAT  
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
SUN  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT  
E WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
THU  
E WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
THU NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
FRI  
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
SAT  
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.  
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