897  
FZNT31 KNHC 171345  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
945 AM EDT TUE JUN 17 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.  
 
NOTICE: THE NATIONAL WEATHER SERVICE REQUESTS FEEDBACK ON A  
PROPOSAL TO DISCONTINUE THE VOBRA PRODUCT. SEE  
HTTPS://WWW.WEATHER.GOV/MEDIA/NOTIFICATION/PDF_2025/  
PNS25-33_VOBRA_DISCONTINUATION_2025.PDF FOR THE PROPOSAL.  
SUBMIT COMMENTS BY EMAIL THROUGH JUNE 25TH, 2025 TO:  
MARINE.WEATHER@NOAA.GOV  
 
SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM  
07N TO 19N W OF 55W  
   
SYNOPSIS
 
FRESH TO NEAR GALE FORCE EASTERLY WINDS AND ROUGH  
SEAS TO 11 FT ARE FORECAST ACROSS THE CENTRAL AND PORTIONS OF  
THE SW CARIBBEAN THROUGH SAT NIGHT DUE TO A PREVALENT ATLANTIC  
SUBTROPICAL RIDGE EXTENDING SOUTHWARD INTO THE NORTHERN  
CARIBBEAN. FRESH TO STRONG TRADES WILL PREVAIL IN THE GULF OF  
HONDURAS THROUGH THU WHILE EXPANDING NORTHWARD AS THE BERMUDA  
HIGH BUILDS. ROUGH SEAS ARE LIKELY IN THE GULF OF HONDURAS AND  
OTHER PORTIONS OF THE NW CARIBBEAN TONIGHT THROUGH WED NIGHT.  
 
NW CARIBBEAN W OF 85W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT S OF 18N,  
AND 3 TO 5 FT ELSEWHERE.    
TONIGHT
 
E WINDS 15 TO 25 KT S OF 18N, AND E 10 TO 15 KT  
ELSEWHERE. SEAS 7 TO 10 FT S OF 18N, AND 4 TO 6 FT ELSEWHERE.    
WED
 
E WINDS 15 TO 25 KT S OF 18N, AND E 10 TO 15 KT  
ELSEWHERE. SEAS 7 TO 10 FT S OF 18N, AND 4 TO 6 FT ELSEWHERE.    
WED NIGHT
 
E WINDS 15 TO 25 KT S OF 18N, AND E 10 TO 15 KT  
ELSEWHERE. SEAS 7 TO 10 FT S OF 18N, AND 4 TO 6 FT ELSEWHERE.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
THIS AFTERNOON
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
TONIGHT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
WED
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
WED NIGHT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.   
THU
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
THU NIGHT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
FRI
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
FRI NIGHT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
SAT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
SAT NIGHT
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.  
 
SW CARIBBEAN S OF 11N  
   
THIS AFTERNOON
 
NE WINDS LESS THAN 10 KT, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.   
WED
 
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
N WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER  
MIDNIGHT. SEAS 5 TO 7 FT.    
THU
 
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 6 TO 9 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI
 
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
SAT
 
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
N WINDS LESS THAN 10 KT, SHIFTING TO E AFTER  
MIDNIGHT. SEAS 5 TO 7 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF  
VENEZUELA, AND 6 TO 8 FT ELSEWHERE.    
TONIGHT
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT  
ELSEWHERE.    
WED
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF VENEZUELA,  
AND 6 TO 8 FT ELSEWHERE.    
WED NIGHT
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT  
ELSEWHERE.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
E 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 5 TO 7 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 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 5 TO 7 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
E 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 20 KT. SEAS 5 TO 7 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
MODERATE TO FRESH EASTERLY WINDS ARE FORECAST SOUTH  
OF 24N THROUGH SAT NIGHT AS A BROAD SUBTROPICAL ATLANTIC RIDGE  
STAYS IN PLACE. STRONG WINDS WILL PULSE JUST NORTH OF HISPANIOLA  
AT NIGHT INTO LATE WEEK AS THE BERMUDA HIGH BUILDS. MODERATE TO  
FRESH S TO SW WINDS WILL PREVAIL OFFSHORE OF NE FLORIDA THROUGH  
THU ASSOCIATED WITH A SURFACE TROUGH EXTENDING ALONG THE EASTERN  
UNITED STATES.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
THIS AFTERNOON
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU NIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
FRI NIGHT
 
S WINDS 10 KT. SEAS 3 FT.    
SAT
 
SE WINDS 10 KT. SEAS 3 FT.    
SAT NIGHT
 
SE WINDS 10 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
THIS AFTERNOON
 
S WINDS 10 KT. SEAS 3 FT.    
TONIGHT
 
S WINDS 10 KT. SEAS 3 FT.    
WED
 
S WINDS LESS THAN 10 KT. SEAS 3 FT.    
WED NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU NIGHT
 
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
FRI NIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
BAHAMAS N OF 22N  
   
THIS AFTERNOON
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
TONIGHT
 
E WINDS 10 TO 15 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 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
THIS AFTERNOON
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT
 
E 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 5 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI NIGHT
 
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.  
 
ATLC WATERS S OF 22N W OF 65W  
   
THIS AFTERNOON
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI
 
E WINDS 10 TO 15 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 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
THIS AFTERNOON
 
E WINDS 10 TO 15 KT. SEAS 5 FT.    
TONIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 5 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 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.  
 
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