164  
FZNT31 KNHC 050720  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
320 AM EDT FRI SEP 5 2025  
 
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 THE ATLANTIC RIDGE AND  
THE COLOMBIAN LOW WILL CONTINUE TO SUPPORT MODERATE TO FRESH  
EASTERLY TRADE WINDS ALONG WITH MODERATE SEAS ACROSS MUCH OF THE  
CENTRAL CARIBBEAN INTO EARLY SUN. FRESH TO LOCALLY STRONG WINDS  
ARE EXPECTED TO PULSE OFF COLOMBIA AND THE GULF OF VENEZUELA  
TONIGHT AND SAT NIGHT. IN ADDITION, MODERATE TO LOCALLY FRESH E  
WINDS AND SLIGHT TO MODERATE SEAS WILL PREVAIL IN THE GULF OF  
HONDURAS THROUGH SAT NIGHT. LOOKING AHEAD, A TROPICAL WAVE  
CURRENTLY IN THE EASTERN ATLANTIC MAY ATLANTIC WATERS EAST OF  
THE LESSER ANTILLES BY THE MIDDLE OF NEXT WEEK.  
 
NW CARIBBEAN W OF 85W  
   
TODAY  
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON  
E WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,  
SUBSIDING TO 2 FT OR LESS.    
MON NIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 FT AFTER MIDNIGHT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TODAY  
E WINDS 10 TO 15 KT S OF 18N, AND SE LESS THAN 10 KT  
ELSEWHERE. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.    
TONIGHT  
E WINDS 10 TO 15 KT S OF 18N, AND E LESS THAN 10 KT  
ELSEWHERE. SEAS 3 TO 5 FT S THROUGH THE WEEKENDOF 18N, AND 2 FT  
OR LESS ELSEWHERE.    
SAT  
E WINDS 10 TO 15 KT S OF 18N, AND E LESS THAN 10 KT  
ELSEWHERE. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.    
SAT NIGHT  
E WINDS 10 TO 15 KT S OF 18N, AND E LESS THAN 10 KT  
ELSEWHERE. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.    
SUN  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 3 FT.    
MON NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 3 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TODAY  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
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 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. SEAS 3 TO 5 FT.    
MON NIGHT  
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
SW CARIBBEAN S OF 11N  
   
TODAY  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TONIGHT  
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.    
SAT  
VARIABLE WINDS LESS THAN 10 KT, BECOMING SW LESS THAN  
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT.    
SAT NIGHT  
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
TUE  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TODAY  
E WINDS 10 TO 20 KT GULF OF VENEZUELA, AND E 10 TO  
15 KT ELSEWHERE. SEAS 3 TO 5 FT.    
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT  
GULF OF VENEZUELA, SE WINDS 10 TO 15 KT, SHIFTING TO NE  
IN THE AFTERNOON,SEAS 3 FT IN THE MORNING, SUBSIDING TO 2 FT OR  
LESS. ELSEWHERE, 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 3 TO 5 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  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE 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  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
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 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 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 4 TO 6 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
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 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 5 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
A NEARLY STATIONARY FRONT WILL MEANDER OVER THE FAR  
NW BASIN INTO THE START OF NEXT WEEK, BRINGING SHOWERS AND  
THUNDERSTORMS TO THAT REGION, ALONG WITH LOCALLY HAZARDOUS WINDS  
AND SEAS. ELSEWHERE, THE BERMUDA RIDGE WILL DOMINATE WEATHER  
THROUGH THE FORECAST PERIOD, BRINGING GENTLE TO MODERATE WINDS  
AND SLIGHT TO MODERATE SEAS.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TODAY  
E WINDS LESS THAN 10 KT. SEAS 3 FT.    
TONIGHT  
SE WINDS 10 KT. SEAS 3 FT.    
SAT  
S WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT NIGHT  
S WINDS 10 KT. SEAS 3 FT.    
SUN  
S WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 FT.   
MON  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
MON NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.   
TUE  
SE WINDS 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT  
SE WINDS 10 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TODAY  
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TONIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE  
SE WINDS 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT  
SE WINDS 10 KT. SEAS 4 TO 5 FT.  
 
BAHAMAS N OF 22NTHROUGH THE WEEKEND  
   
TODAY  
S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TONIGHT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.   
SUN NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON  
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TODAY  
SE WINDS 10 KT. SEAS 3 TO 4 FT.    
TONIGHT  
E WINDS 10 KT. SEAS 3 TO 4 FT.    
SAT  
SE WINDS 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
TUE  
SE WINDS 10 KT. SEAS 3 TO 5 FT.    
TUE NIGHT  
SE WINDS 10 KT. SEAS 4 TO 5 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TODAY  
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TODAY  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
SAT NIGHT  
E WINDS 10 TO 15 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 5 TO 6 FT.    
MON NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 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.  
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