471  
FZNT31 KNHC 111923  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
223 PM EST MON NOV 11 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.  
SHOWERS AND THUNDERSTORMS WILL CONTINUE IN THE  
CENTRAL CARIBBEAN, INCLUDING HISPANIOLA, AS A TROPICAL WAVE  
MOVES ACROSS THE REGION THROUGH TUE. A LOW PRESSURE IS FORECAST  
TO MEANDER IN THE WESTERN CARIBBEAN THE ENTIRE FORECAST PERIOD,  
SUPPORTING MODERATE TO FRESH WINDS OFFSHORE PANAMA AND COSTA  
RICA BY OCCASIONALLY SUPPORTING MODERATE TO FRESH SW WINDS BY  
WED. ENVIRONMENTAL CONDITIONS APPEAR CONDUCTIVE FOR SOME GRADUAL  
TROPICAL DEVELOPMENT OF THIS LOW LATE THIS WEEK. A COLD FRONT  
WILL SAG TO AROUND 20N TONIGHT, THEN STALL TUE AND DISSIPATE BY  
TUE NIGHT. LARGE N SWELL ASSOCIATED WITH THIS FRONT WILL IMPACT  
NE CARIBBEAN PASSAGES TODAY AND THE TROPICAL ATLANTIC WATERS  
INTO WED  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT  
N WINDS LESS THAN 10 KT. SEAS 3 FT.    
TUE  
N WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,  
SUBSIDING TO 2 FT OR LESS.    
TUE NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED NIGHT  
NE WINDS LESS THAN 10 KT, SHIFTING TO N AFTER  
MIDNIGHT. SEAS 2 FT OR LESS, BUILDING TO 3 FT AFTER MIDNIGHT.    
THU  
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
THU NIGHT  
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT  
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT  
S OF 18N, NE WINDS LESS THAN 10 KT. ELSEWHERE, NE  
WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT AFTER MIDNIGHT.  
SEAS 2 FT OR LESS.    
WED  
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS S OF 18N, AND  
3 TO 5 FT ELSEWHERE.    
WED NIGHT  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
THU  
E WINDS 10 TO 20 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 3 TO 5 FT.    
FRI NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT  
E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT  
W WINDS LESS THAN 10 KT. SEAS 3 FT.    
TUE  
SW WINDS 10 TO 15 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND W LESS THAN 10 KT ELSEWHERE. SEAS 3 FT.   
TUE NIGHT  
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED  
SW WINDS 10 TO 15 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND W LESS THAN 10 KT ELSEWHERE. SEAS 2 FT OR LESS.    
WED NIGHT  
SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI  
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT  
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT IN THE EVENING,  
SUBSIDING TO 2 FT OR LESS.    
TUE  
SW WINDS 10 TO 15 KT. SEAS 3 FT IN THE MORNING, SUBSIDING  
TO 2 FT OR LESS.    
TUE NIGHT  
W WINDS LESS THAN 10 KT, SHIFTING TO SW AFTER  
MIDNIGHT. SEAS 2 FT OR LESS.    
WED  
SW WINDS 10 TO 15 KT, SHIFTING TO W IN THE AFTERNOON.  
SEAS 2 FT OR LESS.    
WED NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
THU  
SW WINDS 10 TO 15 KT. SEAS 3 FT.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI  
SW WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI NIGHT  
SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT  
SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT  
GULF OF VENEZUELA, NE WINDS 10 KT IN THE EVENING,  
BECOMING VARIABLE WINDS LESS THAN 10 KT. ELSEWHERE, E WINDS LESS  
THAN 10 KT, INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT  
OR LESS GULF OF VENEZUELA, AND 3 TO 5 FT ELSEWHERE.    
TUE  
GULF OF VENEZUELA, VARIABLE WINDS LESS THAN 10 KT,  
BECOMING N 10 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 TO  
15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS  
2 FT OR LESS GULF OF VENEZUELA, AND 3 TO 5 FT ELSEWHERE.    
TUE NIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS GULF OF  
VENEZUELA, AND 3 TO 5 FT ELSEWHERE.    
WED  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS GULF OF  
VENEZUELA, AND 3 TO 5 FT ELSEWHERE.    
WED NIGHT  
NE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
FRI  
SE WINDS LESS THAN 10 KT. SEAS 3 FT.    
FRI NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 6 TO 9 FT.    
WED  
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
SE WINDS 10 TO 15 KT, SHIFTING TO S AFTER MIDNIGHT.  
SEAS 4 TO 6 FT.    
THU  
SW WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
FRI  
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
FRI NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
SAT  
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
SE 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.    
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  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU  
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
FRI  
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 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.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
FRESH TO LOCALES STRONG NE TO E WINDS AND ROUGH SEAS  
WILL CONTINUE TO AFFECT THE OFFSHORE WATERS S OF 27N AS A COLD  
FRONT MOVES SOUTHWARD ACROSS THE W ATLANTIC SUBTROPICAL WATERS  
THROUGH TONIGHT. ROUGH SEAS ASSOCIATED WITH THIS FRONT WILL  
GRADUALLY SUBSIDE BY TUE EVENING. ANOTHER COLD FRONT MOVING OFF  
THE SOUTHEASTERN U.S. COAST TONIGHT WILL REACH FROM BERMUDA TO  
THE CENTRAL BAHAMAS OFFSHORE WATERS TUE EVENING, AND FROM 31N55W  
TO THE MONA PASSAGE WED EVENING, THEN MOVE E OF THE AREA BY THU  
EVENING. FRESH TO LOCALLY STRONG N TO NW WINDS AND ROUGH SEAS  
WILL FOLLOW THIS FRONT AND AFFECT MOST OF THE AREA THROUGH THU.  
A THIRD FRONT MAY ENTER THE NW OFFSHORE WATERS THU NIGHT INTO  
FRI, AFFECTING THE OFFSHORE WATERS N OF 27N WITH MAINLY MODERATE  
TO FRESH WINDS THROUGH THE WEEKEND.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT  
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
TUE  
N WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
TUE NIGHT  
NE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.    
WED  
NE WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.    
WED NIGHT  
E WINDS 15 TO 20 KT. SEAS 8 TO 10 FT.   
THU  
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.    
THU NIGHT  
SE WINDS 10 KT, SHIFTING TO SW LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 6 TO 8 FT.    
FRI  
NW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI NIGHT  
N WINDS 15 TO 20 KT. SEAS 8 TO 12 FT.    
SAT  
N WINDS 15 KT. SEAS 8 TO 10 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT  
S WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.    
TUE  
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
TUE NIGHT  
N WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
WED  
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT, BUILDING TO 9 TO  
13 FT IN THE AFTERNOON.    
WED NIGHT  
NE WINDS 15 TO 25 KT. SEAS 9 TO 14 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 8 TO 13 FT.    
THU NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 8 TO 12 FT.    
FRI  
W WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.    
FRI NIGHT  
NW WINDS 10 TO 20 KT. SEAS 8 TO 12 FT.    
SAT  
NW WINDS 15 TO 20 KT. SEAS 9 TO 11 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT. SEAS 8 TO 10 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE  
E WINDS LESS THAN 10 KT, SHIFTING TO NE IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
TUE NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
NE 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 15 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
FRI NIGHT  
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT  
SE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.    
TUE  
W OF 70W, SE WINDS 10 TO 15 KT, SHIFTING TO E IN THE  
AFTERNOON. ELSEWHERE, SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.    
TUE NIGHT  
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, S WINDS  
10 TO 15 KT, SHIFTING TO SW AFTER MIDNIGHT. SEAS 6 TO 8 FT.    
WED  
N WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED NIGHT  
NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.    
THU NIGHT  
NE WINDS 10 KT. SEAS 8 TO 10 FT.    
FRI  
N WINDS LESS THAN 10 KT. SEAS 8 TO 10 FT.    
FRI NIGHT  
NW WINDS LESS THAN 10 KT, SHIFTING TO W AFTER  
MIDNIGHT. SEAS 7 TO 9 FT.    
SAT  
NW WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.    
SAT NIGHT  
N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT  
SE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
TUE  
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
TUE NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED  
S WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
WED NIGHT  
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
FRI  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.   
SAT  
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT  
E WINDS 15 TO 20 KT. SEAS 10 TO 13 FT.    
TUE  
E WINDS 10 TO 20 KT. SEAS 9 TO 11 FT.    
TUE NIGHT  
SE WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.    
WED  
S WINDS 10 KT. SEAS 6 TO 7 FT.    
WED NIGHT  
SW WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU  
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
THU NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
FRI  
SE WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT.    
FRI NIGHT  
SE WINDS 10 KT. SEAS 7 TO 9 FT.    
SAT  
S WINDS 10 KT. SEAS 7 TO 8 FT.    
SAT NIGHT  
SW WINDS LESS THAN 10 KT. SEAS 6 TO 7 FT.  
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