080  
FZNT31 KNHC 151457  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1057 AM EDT FRI AUG 15 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  
RECENTLY UPGRADED HURRICANE ERIN IS NEAR 18.2N 56.1W  
AT 11 AM EDT, AND IS MOVING WEST-NORTHWEST AT 16 KT. MAXIMUM  
SUSTAINED WINDS ARE 65 KT WITH GUSTS TO 80 KT, AND THE MINIMUM  
CENTRAL PRESSURE IS 996 MB. ERIN WILL MOVE TO NEAR 18.9N 58.4W  
THIS EVENING, TO NEAR 19.8N 61.4W SAT MORNING WITH MAXIMUM  
SUSTAINED WINDS 90 KT GUSTS 110 KT AND TO NEAR 20.6N 63.8W SAT  
EVENING WITH MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. ERIN  
IS FORECAST TO CONTINUE TO STRENGTHEN AS IT NEARS 21.6N 66.0W  
SUN MORNING WITH MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT,  
AND BE WELL NORTH OF THE CARIBBEAN OVER THE WESTERN ATLANTIC  
EARLY NEXT WEEK. ELSEWHERE IN THE WAKE OF ERIN, HIGH PRESSURE  
WILL MAINTAIN MODERATE TO MOSTLY FRESH EASTERLY WINDS WILL  
PREVAIL THROUGH EARLY NEXT WEEK ALONG WITH SLIGHT TO MODERATE  
SEAS.  
 
NW CARIBBEAN W OF 85W  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT. SEAS 3 FT.    
TONIGHT  
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT  
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.   
SUN NIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON  
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING 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  
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
THIS AFTERNOON  
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
TONIGHT  
NE WINDS 10 TO 15 KT S OF 18N, AND E 15 TO 25 KT  
ELSEWHERE. SEAS 3 TO 4 FT.    
SAT  
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 3 FT.    
SUN  
N WINDS LESS THAN 10 KT S OF 18N, AND NE 10 TO 15 KT  
ELSEWHERE. SEAS 2 FT OR LESS.    
SUN NIGHT  
NW WINDS LESS THAN 10 KT S OF 18N, AND NE 10 TO  
15 KT ELSEWHERE. SEAS 2 FT OR LESS.    
MON  
NE WINDS LESS THAN 10 KT, SHIFTING TO W IN THE AFTERNOON.  
SEAS 2 FT OR LESS.    
MON NIGHT  
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE  
S WINDS LESS THAN 10 KT S OF 18N, AND NW 10 TO 15 KT  
ELSEWHERE. SEAS 2 FT OR LESS.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
THIS AFTERNOON  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
TONIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT  
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 4 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 3 FT IN THE MORNING, SUBSIDING  
TO 2 FT OR LESS.    
SUN NIGHT  
WITHIN 90 NM OF COAST OF COLOMBIA, W WINDS 10 TO  
15 KT, SHIFTING TO SW AFTER MIDNIGHT. ELSEWHERE, NW WINDS LESS  
THAN 10 KT. SEAS 2 FT OR LESS.    
MON  
SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.   
MON NIGHT  
W WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER  
MIDNIGHT. SEAS 2 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 10 KT, BECOMING SE LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.  
 
SW CARIBBEAN S OF 11N  
   
THIS AFTERNOON  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TONIGHT  
N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
SAT  
N WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE AFTERNOON.  
SEAS 3 TO 4 FT.    
SAT NIGHT  
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT AFTER MIDNIGHT. SEAS 3 FT.    
SUN  
W WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN NIGHT  
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
MON  
SW WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
MON NIGHT  
SW WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE  
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
THIS AFTERNOON  
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SAT  
GULF OF VENEZUELA, NE WINDS 10 TO 15 KT, DIMINISHING TO  
LESS THAN 10 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 TO  
20 KT. SEAS 3 TO 4 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND E  
10 TO 15 KT ELSEWHERE. SEAS 3 FT.    
SUN  
GULF OF VENEZUELA, VARIABLE WINDS LESS THAN 10 KT,  
BECOMING SW LESS THAN 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS  
10 TO 20 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND 3 TO 4 FT  
ELSEWHERE.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 10 KT GULF OF VENEZUELA,  
AND S 10 TO 20 KT ELSEWHERE. SEAS 2 FT OR LESS GULF OF  
VENEZUELA, AND 3 TO 4 FT ELSEWHERE.    
MON  
GULF OF VENEZUELA, VARIABLE WINDS LESS THAN 10 KT,  
BECOMING NW LESS THAN 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS  
10 TO 15 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND 3 TO 4 FT  
ELSEWHERE.    
MON NIGHT  
NE WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND SE  
10 TO 15 KT ELSEWHERE. GULF OF VENEZUELA, SEAS 2 FT OR LESS.  
ELSEWHERE, SEAS 3 FT IN THE EVENING, SUBSIDING TO 2 FT OR LESS.    
TUE  
GULF OF VENEZUELA, VARIABLE WINDS LESS THAN 10 KT,  
BECOMING N LESS THAN 10 KT IN THE AFTERNOON. ELSEWHERE, SE WINDS  
10 TO 15 KT. SEAS 2 FT OR LESS.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
..HURRICANE WARNING  
 
   
THIS AFTERNOON  
TROPICAL STORM CONDITIONS. N WINDS 50 TO  
65 KT. SEAS 6 TO 9 FT.    
TONIGHT  
TROPICAL STORM CONDITIONS EXPECTED. W WINDS 60 TO  
70 KT, BECOMING SW 40 TO 50 KT AFTER MIDNIGHT. SEAS 6 TO 9 FT.    
SAT  
HURRICANE CONDITIONS POSSIBLE. S WINDS 20 TO 30 KT. SEAS  
6 TO 8 FT.    
SAT NIGHT  
TROPICAL STORM CONDITIONS POSSIBLE. SE WINDS 20 TO  
30 KT. SEAS 5 TO 7 FT.    
SUN  
SE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 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.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
THIS AFTERNOON  
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT  
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 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.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
RECENTLY UPGRADED HURRICANE ERIN IS NEAR 18.2N 56.1W  
AT 11 AM EDT, AND IS MOVING WEST-NORTHWEST AT 16 KT. MAXIMUM  
SUSTAINED WINDS ARE 65 KT WITH GUSTS TO 80 KT, AND THE MINIMUM  
CENTRAL PRESSURE IS 996 MB. ERIN WILL MOVE TO NEAR 18.9N 58.4W  
THIS EVENING, TO NEAR 19.8N 61.4W SAT MORNING WITH MAXIMUM  
SUSTAINED WINDS 90 KT GUSTS 110 KT AND TO NEAR 20.6N 63.8W SAT  
EVENING WITH MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. ERIN  
IS  
FORECAST TO CONTINUE TO STRENGTHEN AS IT NEARS 21.6N 66.0W SUN  
MORNING WITH MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT, TO  
NEAR  
22.7N 67.9W SUN EVENING WITH MAXIMUM SUSTAINED 115 KT GUSTS 140  
KT AND TO NEAR 23.8N 69.2W MON MORNING WITH MAXIMUM SUSTAINED  
WINDS 120 KT GUSTS 145 KT. ERIN IS FORECAST TO CHANGE LITTLE IN  
INTENSITY AS IT MOVES NEAR 26.5N 70.8W EARLY TUE  
 
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 LESS THAN 10 KT. SEAS 3 FT.    
SAT  
S WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE AFTERNOON.  
SEAS 2 FT OR LESS.    
SAT NIGHT  
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
SUN  
N WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN NIGHT  
N WINDS 10 TO 15 KT, SHIFTING TO NE AFTER MIDNIGHT.  
SEAS 3 TO 5 FT.    
MON  
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
TUE  
N WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
THIS AFTERNOON  
SE WINDS 10 TO 15 KT W OF 70W, AND S LESS THAN  
10 KT ELSEWHERE. SEAS 3 FT.    
TONIGHT  
SE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SAT  
W OF 70W, SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO  
15 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 TO 15 KT. SEAS  
3 TO 4 FT.    
SAT NIGHT  
N WINDS LESS THAN 10 KT W OF 70W, AND E 10 TO 15 KT  
ELSEWHERE. SEAS 3 FT W OF 70W, AND 4 TO 6 FT ELSEWHERE.    
SUN  
NW WINDS LESS THAN 10 KT W OF 70W, AND SE 10 TO 15 KT  
ELSEWHERE. SEAS 4 TO 6 FT W OF 70W, AND 6 TO 9 FT ELSEWHERE.    
SUN NIGHT  
TROPICAL STORM CONDITIONS POSSIBLE.    
MON  
HURRICANE CONDITIONS POSSIBLE.    
MON NIGHT  
HURRICANE CONDITIONS POSSIBLE.    
TUE  
HURRICANE CONDITIONS POSSIBLE.  
 
BAHAMAS N OF 22N  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT NIGHT  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN  
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON  
TROPICAL STORM CONDITIONS POSSIBLE.    
MON NIGHT  
TROPICAL STORM CONDITIONS POSSIBLE.    
TUE  
TROPICAL STORM CONDITIONS POSSIBLE.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
..HURRICANE WARNING  
 
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT  
TROPICAL STORM CONDITIONS POSSIBLE. E WINDS 10 TO 20 KT.  
SEAS 4 TO 6 FT.    
SAT NIGHT  
HURRICANE CONDITIONS POSSIBLE. W OF 70W, NE WINDS  
10 TO 15 KT, SEAS 4 TO 6 FT. ELSEWHERE, NE WINDS 15 TO 25 KT,  
INCREASING TO 30 TO 40 KT AFTER MIDNIGHT,SEAS 6 TO 9 FT,  
BUILDING TO 8 TO 13 FT AFTER MIDNIGHT.    
SUN  
HURRICANE CONDITIONS POSSIBLE. W OF 70W, NE WINDS 10 TO  
20 KT, SEAS 6 TO 9 FT. ELSEWHERE, NE WINDS 50 TO 60 KT, BECOMING  
E 85 TO 95 KT IN THE AFTERNOON,SEAS 12 TO 17 FT, BUILDING TO  
16 TO 21 FT IN THE AFTERNOON.    
SUN NIGHT  
HURRICANE CONDITIONS POSSIBLE.    
MON  
HURRICANE CONDITIONS POSSIBLE.    
MON NIGHT  
HURRICANE CONDITIONS POSSIBLE.    
TUE  
HURRICANE CONDITIONS POSSIBLE.  
 
ATLC WATERS S OF 22N W OF 65W  
   
..HURRICANE WARNING  
 
   
THIS AFTERNOON  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TONIGHT  
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT  
TROPICAL STORM CONDITIONS POSSIBLE. NE WINDS 10 TO  
20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
TROPICAL STORM CONDITIONS EXPECTED. NE WINDS 20 TO  
30 KT, INCREASING TO 70 TO 80 KT AFTER MIDNIGHT. SEAS 6 TO 8 FT,  
BUILDING TO 8 TO 11 FT AFTER MIDNIGHT.    
SUN  
HURRICANE CONDITIONS POSSIBLE. N WINDS 85 TO 100 KT.  
SEAS 9 TO 14 FT.    
SUN NIGHT  
HURRICANE CONDITIONS POSSIBLE.    
MON  
TROPICAL STORM CONDITIONS POSSIBLE.    
MON NIGHT  
TROPICAL STORM CONDITIONS POSSIBLE.    
TUE  
SW WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
..HURRICANE WARNING  
 
   
THIS AFTERNOON  
TROPICAL STORM CONDITIONS. E WINDS 40 TO  
50 KT. SEAS 8 TO 13 FT.    
TONIGHT  
TROPICAL STORM CONDITIONS EXPECTED. E WINDS 60 TO  
75 KT. SEAS 10 TO 15 FT.    
SAT  
TROPICAL STORM CONDITIONS EXPECTED. SE WINDS 70 TO  
85 KT. SEAS 12 TO 17 FT.    
SAT NIGHT  
HURRICANE CONDITIONS EXPECTED. SE WINDS 75 TO  
90 KT. SEAS 12 TO 17 FT.    
SUN  
HURRICANE CONDITIONS POSSIBLE. SE WINDS 50 TO 60 KT,  
DIMINISHING TO 30 TO 40 KT IN THE AFTERNOON. SEAS 9 TO 14 FT.    
SUN NIGHT  
TROPICAL STORM CONDITIONS POSSIBLE.    
MON  
SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
MON NIGHT  
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE  
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
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