784  
FZNT31 KNHC 102111  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
411 PM EST FRI NOV 10 2017  
 
MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC  
FROM 07N TO 22N BETWEEN 55W AND 64W, THE SW N ATLANTIC S OF  
31N W OF 65W INCLUDING 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 ATLC FROM 07N TO 19N  
BETWEEN 55W AND 64W  
   
SYNOPSIS
 
A SURFACE LOW OVER THE WESTERN CARIBBEAN WILL WEAKEN  
TO A SURFACE TROUGH THAT WILL MEANDER FROM THE NW COAST OF  
COLOMBIA TO THE GULF OF HONDURAS THROUGH EARLY NEXT WEEK.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT
 
NE 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
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT
 
WITHIN 90 NM OF COAST OF COLOMBIA, SE WINDS LESS THAN  
10 KT, SHIFTING TO E AFTER MIDNIGHT. ELSEWHERE, NE WINDS 10 TO  
15 KT. SEAS 3 TO 5 FT.    
SAT
 
WITHIN 90 NM OF COAST OF COLOMBIA, E WINDS 10 TO 15 KT.  
ELSEWHERE, E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
IN THE AFTERNOON. SEAS 3 TO 5 FT.    
SAT NIGHT
 
WITHIN 90 NM OF COAST OF COLOMBIA, E WINDS 10 TO  
15 KT. ELSEWHERE, E WINDS LESS THAN 10 KT, INCREASING TO 10 TO  
15 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
SUN
 
WITHIN 90 NM OF COAST OF COLOMBIA, E WINDS 10 TO 15 KT.  
ELSEWHERE, E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
IN THE AFTERNOON. SEAS 3 TO 5 FT.    
SUN NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON
 
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
MON NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
NW WINDS LESS THAN 10 KT. SEAS 3 FT.    
WED
 
N WINDS LESS THAN 10 KT, SHIFTING TO W IN THE AFTERNOON.  
SEAS 3 TO 4 FT.    
WED NIGHT
 
NW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT
 
W WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT
 
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
NW WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING W LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NW WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
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, BECOMING W LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.    
MON NIGHT
 
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE
 
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 FT IN THE AFTERNOON.    
TUE NIGHT
 
W WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
WED
 
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SAT
 
E WINDS 10 TO 15 KT. GULF OF VENEZUELA, SEAS 3 FT IN THE  
MORNING, SUBSIDING TO 2 FT OR LESS. ELSEWHERE, SEAS 4 TO 5 FT.    
SAT NIGHT
 
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO  
15 KT ELSEWHERE. SEAS 4 TO 5 FT.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
TUE
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
SE 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 3 TO 5 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 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 15 KT. SEAS 4 TO 6 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
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
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED
 
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
WED NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TONIGHT
 
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 15 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.    
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 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
A COLD FRONT OVER THE NORTHWEST WATERS WILL STALL  
FROM 31N66W TO 27N80W ON SAT. STRONG TO NEAR GALE FORCE N-NE  
WINDS, AND BUILDING SEAS, WILL SPREAD S ACROSS THE WATERS N OF  
THE BAHAMAS THROUGH TONIGHT REACHING THE NORTHERN BAHAMA CHANNEL  
ON SAT AFTERNOON WITH LITTLE CHANGE UNTIL THE PRESSURE GRADIENT  
RELAXES ON SUN. A SECOND COLD FRONT WILL MOVE OFF THE N FLORIDA  
COAST ON MON AND MERGE WITH THE REMNANTS OF THE FIRST FRONT FROM  
31N63W TO THE CAY SAL BANK ON TUE NIGHT. A BROAD TROUGH WILL  
MEANDER FROM THE WINDWARD PASSAGE TO JUST S OF BERMUDA THROUGH  
EARLY NEXT WEEK.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT
 
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
SAT
 
NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.    
SAT NIGHT
 
NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.    
SUN
 
NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
MON NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE
 
NE WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
TUE NIGHT
 
NE WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.    
WED
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED NIGHT
 
N WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT
 
W OF 70W, N WINDS 10 TO 15 KT, SHIFTING TO NE 15 TO  
25 KT AFTER MIDNIGHT. ELSEWHERE, E WINDS LESS THAN 10 KT. SEAS  
7 TO 10 FT W OF 70W, AND 4 TO 5 FT ELSEWHERE.    
SAT
 
NE WINDS 15 TO 25 KT W OF 70W, AND NE 10 TO 20 KT  
ELSEWHERE. SEAS 8 TO 11 FT W OF 70W, AND 6 TO 9 FT ELSEWHERE.    
SAT NIGHT
 
NE WINDS 15 TO 25 KT W OF 70W, AND NE 10 TO 20 KT  
ELSEWHERE. SEAS 8 TO 11 FT.    
SUN
 
NE WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 20 KT  
ELSEWHERE. SEAS 8 TO 11 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED
 
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT
 
NE 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 15 TO 25 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT W OF 70W, AND  
5 TO 7 FT ELSEWHERE.    
SUN
 
E WINDS 15 TO 20 KT W OF 70W, AND E 10 TO 20 KT  
ELSEWHERE. SEAS 8 TO 11 FT W OF 70W, AND 6 TO 8 FT ELSEWHERE.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 FT.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
TUE NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED
 
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT
 
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 20 KT. SEAS 5 TO 7 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
N WINDS 10 TO 15 KT, SHIFTING TO NE AFTER MIDNIGHT.  
SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
TUE
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
TUE NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED
 
S WINDS 10 TO 15 KT. SEAS 6 FT.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
 
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