537  
FZNT31 KNHC 030320  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1020 PM EST FRI JAN 2 2026  
 
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
 
MODERATE TO OCCASIONALLY FRESH TRADE WINDS ARE  
EXPECTED OVER THE CENTRAL AND SOUTHEASTERN CARIBBEAN INTO EARLY  
MON AS A BROAD SUBTROPICAL RIDGE PREVAILS TO THE NORTH. WINDS  
MAY PULSE TO STRONG SPEEDS IN THE GULF OF VENEZUELA THROUGH SAT  
EVENING. LOOKING AHEAD, FRESH NE WINDS ARE FORECAST TO DEVELOP  
NEAR THE GREATER ANTILLES THROUGH THE ATLANTIC PASSAGES EARLY  
NEXT WEEK AND PREVAIL THROUGH WED NIGHT AS HIGH PRESSURE BUILDS  
TO THE NORTH. FRESH TO STRONG NE WINDS WILL ALSO RESUME OFF  
COLOMBIA WED EVENING.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT
 
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT NIGHT
 
E WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING N LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 FT IN THE AFTERNOON.    
TUE NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TONIGHT
 
S OF 18N, NE WINDS 10 TO 15 KT. ELSEWHERE, NE WINDS  
10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT AFTER MIDNIGHT. SEAS  
3 TO 5 FT.    
SAT
 
E WINDS 10 TO 15 KT S OF 18N, AND NE LESS THAN 10 KT  
ELSEWHERE. SEAS 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT S OF 18N, AND NE LESS THAN  
10 KT ELSEWHERE. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR LESS  
ELSEWHERE.    
SUN
 
S OF 18N, NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO  
15 KT IN THE AFTERNOON. ELSEWHERE, N WINDS LESS THAN 10 KT. SEAS  
3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.    
SUN NIGHT
 
N 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 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
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT
 
E WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT.    
SAT
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
WITHIN 90 NM OF COAST OF COLOMBIA, E WINDS 10 TO 15 KT.  
ELSEWHERE, NE 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 4 FT.    
MON
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT
 
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
SAT
 
N WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
SAT NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN
 
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON
 
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF  
VENEZUELA, AND 4 TO 6 FT ELSEWHERE.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
E 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 4 FT.    
MON NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
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.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TONIGHT
 
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
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
E WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON
 
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
MON NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE
 
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS  
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
WED
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 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 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON
 
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 4 TO 6 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
TUE
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
MODERATE TO LOCALLY FRESH W WINDS ARE EXPECTED NORTH  
OF 29N THROUGH SAT MORNING AS A LOW PRESSURE SYSTEM EMERGES OFF  
THE COAST OF THE MID ATLANTIC STATES AND MOVES EASTWARD.  
RESIDUAL ROUGH SEAS IN NW SWELL OCCURRING NORTH OF 29N BETWEEN  
70W AND 55W WILL SUBSIDE THROUGH SAT MORNING. FRESH TO STRONG SW  
WINDS WILL DEVELOP OVER THE NW SUBTROPICAL ATLANTIC OFFSHORES ON  
SAT AHEAD OF A LOW PRESSURE SYSTEM MOVING THROUGH THE SE U.S.  
LOCALIZED WINDS NEAR-GALE FORCE WILL BE POSSIBLE OFFSHORE OF  
NORTHERN FLORIDA SAT NIGHT, AND ROUGH SEAS ARE EXPECTED NEAR AND  
TO THE EAST OF THESE WINDS. A COLD FRONT IS SLATED TO PUSH  
OFFSHORE OF THE SOUTHEASTERN U.S. SAT NIGHT INTO SUN AND PROGRESS  
EASTWARD THROUGH EARLY NEXT WEEK, SUPPORTING FRESH TO STRONG SW  
WINDS AND ROUGH SEAS AHEAD OF THE FRONT, AND FRESH TO LOCALLY  
STRONG N TO NW WINDS AND ROUGH SEAS IN THE WAKE OF THE FRONT.  
LOOKING AHEAD, HIGH PRESSURE WILL BUILD NORTH OF THE REGION EARLY  
NEXT WEEK.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT
 
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT
 
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
W WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
SUN
 
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
E WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
TUE
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
S WINDS 10 KT. SEAS 3 TO 4 FT.    
WED
 
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
S WINDS LESS THAN 10 KT. SEAS 3 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT
 
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
SAT
 
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
SW WINDS 15 TO 25 KT W OF 70W, AND SW 10 TO 20 KT  
ELSEWHERE. SEAS 5 TO 7 FT.    
SUN
 
W WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
N WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED
 
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
SE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN
 
NW WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO 3 FT  
IN THE AFTERNOON.    
SUN NIGHT
 
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 3 FT.    
MON
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. 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 4 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT
 
N WINDS LESS THAN 10 KT, SHIFTING TO S AFTER  
MIDNIGHT. SEAS 4 TO 6 FT.    
SAT
 
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
SE WINDS LESS THAN 10 KT, SHIFTING TO S AFTER  
MIDNIGHT. SEAS 3 TO 5 FT.    
SUN
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
MON
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
NE 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 4 TO 6 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SUN
 
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT, SHIFTING TO NW AFTER MIDNIGHT.  
SEAS 3 TO 4 FT.    
MON
 
NW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
MON NIGHT
 
NE WINDS LESS THAN 10 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 4 TO 6 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.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
SAT
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 KT. SEAS 4 TO 5 FT.    
SUN
 
SE WINDS 10 KT. SEAS 4 TO 5 FT.    
SUN NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
MON
 
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING S LESS  
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
TUE
 
W WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
TUE NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
WED
 
NE WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
 
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