303  
FZNT31 KNHC 290324  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1124 PM EDT TUE OCT 28 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
 
MAJOR HURRICANE MELISSA IS NEAR 19.3N 76.6W AT 11 PM  
EDT, AND IS MOVING NORTHEAST AT 8 KT. MAXIMUM SUSTAINED WINDS  
ARE 115 KT WITH GUSTS TO 140 KT, AND THE MINIMUM CENTRAL  
PRESSURE IS 950 MB. MELISSA WILL MOVE N OF THE AREA WED, WITH  
MARINE CONDITIONS IN THE NORTH-CENTRAL CARIBBEAN, IMPROVING BY  
WED NIGHT.  
 
NW CARIBBEAN W OF 85W  
   
OVERNIGHT
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.   
THU
 
NW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 3 FT.    
SUN
 
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
..HURRICANE WARNING
 
 
   
OVERNIGHT
 
TROPICAL STORM CONDITIONS. W WINDS 20 TO 30 KT S  
OF 18N, AND N 85 TO 105 KT ELSEWHERE. SEAS 7 TO 10 FT S OF 18N,  
AND 10 TO 15 FT ELSEWHERE.    
WED
 
TROPICAL STORM CONDITIONS EXPECTED. S OF 18N, W WINDS  
20 TO 30 KT. ELSEWHERE, NW WINDS 40 TO 50 KT, DIMINISHING TO  
20 TO 30 KT IN THE AFTERNOON. SEAS 7 TO 10 FT.    
WED NIGHT
 
W WINDS 10 TO 20 KT S OF 18N, AND NW 15 TO 25 KT  
ELSEWHERE. SEAS 5 TO 7 FT.    
THU
 
N WINDS 10 TO 20 KT S OF 18N, AND NW 15 TO 25 KT  
ELSEWHERE. SEAS 3 TO 5 FT.    
THU NIGHT
 
N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.    
FRI
 
NE WINDS 15 TO 25 KT S OF 18N, AND N 10 TO 20 KT  
ELSEWHERE. SEAS 4 TO 6 FT.    
FRI NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 3 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 3 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
OVERNIGHT
 
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
W WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
W WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
THU
 
SW WINDS LESS THAN 10 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NW 10 TO 20 KT ELSEWHERE. SEAS 3 TO 5 FT.    
THU NIGHT
 
NE WINDS LESS THAN 10 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND N 10 TO 20 KT ELSEWHERE. SEAS 3 TO 4 FT.    
FRI
 
E WINDS 10 TO 15 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND NE 15 TO 25 KT ELSEWHERE. SEAS 3 TO 4 FT.    
FRI NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.  
 
SW CARIBBEAN S OF 11N  
   
OVERNIGHT
 
SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
WED
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU
 
W WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 3 FT.    
THU NIGHT
 
NW WINDS 10 TO 20 KT. SEAS 3 FT.    
FRI
 
NW WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
FRI NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
NE WINDS 10 TO 15 KT, SHIFTING TO NW IN THE AFTERNOON.  
SEAS 3 FT.    
SAT NIGHT
 
NW WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN
 
W WINDS 10 TO 15 KT. SEAS 3 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
OVERNIGHT
 
NE WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND SE  
10 TO 20 KT ELSEWHERE. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND  
4 TO 6 FT ELSEWHERE.    
WED
 
GULF OF VENEZUELA, S WINDS 10 TO 15 KT, SHIFTING TO SW IN  
THE AFTERNOON. ELSEWHERE, SE WINDS 10 TO 20 KT. SEAS 2 FT OR  
LESS GULF OF VENEZUELA, AND 5 TO 7 FT ELSEWHERE.    
WED NIGHT
 
N WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND SE  
10 TO 20 KT ELSEWHERE. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND  
4 TO 6 FT ELSEWHERE.    
THU
 
N WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND SE 10 TO  
20 KT ELSEWHERE. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND 3 TO  
5 FT ELSEWHERE.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF  
VENEZUELA, AND 3 TO 5 FT ELSEWHERE.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA,  
AND 3 TO 4 FT ELSEWHERE.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SAT
 
E WINDS 10 TO 20 KT. GULF OF VENEZUELA, SEAS 3 FT IN THE  
MORNING, SUBSIDING TO 2 FT OR LESS. ELSEWHERE, SEAS 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF  
VENEZUELA, AND 4 TO 6 FT ELSEWHERE.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA,  
AND 5 TO 7 FT ELSEWHERE.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 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.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
MAJOR HURRICANE MELISSA IS NEAR 19.3N 76.6W AT 11 PM  
EDT, AND IS MOVING NORTHEAST AT 8 KT. MAXIMUM SUSTAINED WINDS  
ARE 115 KT WITH GUSTS TO 140 KT, AND THE MINIMUM CENTRAL  
PRESSURE IS 950 MB. MELISSA WILL MOVE TO 20.8N 75.8W WED MORNING,  
23.4N 74.1W WED EVENING, 26.9N 71.6W THU MORNING, 31.5N 67.4W  
THU EVENING, 37.1N 61.3W FRI MORNING, AND WEAKEN AS AN  
EXTRATROPICAL CYCLONE NEAR 43.2N 54.1W FRI EVENING. A COLD FRONT  
OVER THE NW WATERS WILL LIFT N OF THE AREA WED MORNING. FRESH TO  
STRONG S TO SW WINDS AHEAD OF THE FRONT WILL AFFECT THE NORTHERN  
OFFSHORE WATERS N OF 29N AND TO 60W TONIGHT. A NEW COLD FRONT  
WILL PUSH OFFSHORE OF THE SOUTHEASTERN U.S. EARLY THU MORNING,  
LEADING TO INCREASING WINDS AND BUILDING SEAS OVER THE WESTERN  
ATLANTIC AHEAD OF MELISSA THROUGH LATE FRI MORNING. ROUGH SEAS  
ASSOCIATED WITH THE PASSAGE OF MELISSA GRADUALLY SUBSIDE BY THE  
WEEKEND.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
OVERNIGHT
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
WED NIGHT
 
SW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
THU
 
W WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
THU NIGHT
 
W WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
FRI
 
NW WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
FRI NIGHT
 
NW WINDS 10 KT. SEAS 5 TO 7 FT.    
SAT
 
NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
N WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER  
MIDNIGHT. SEAS 3 TO 4 FT.    
SUN
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
..HURRICANE WARNING
 
 
   
OVERNIGHT
 
SW WINDS 10 TO 20 KT W OF 70W, AND SW 15 TO 25 KT  
ELSEWHERE. SEAS 6 TO 8 FT.    
WED
 
S WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED NIGHT
 
HURRICANE CONDITIONS POSSIBLE. W OF 70W, SE WINDS  
10 TO 20 KT, INCREASING TO 20 TO 30 KT AFTER MIDNIGHT.  
ELSEWHERE, S WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
THU
 
HURRICANE CONDITIONS EXPECTED. W OF 70W, E WINDS 75 TO  
85 KT, SHIFTING TO NW 70 TO 80 KT IN THE AFTERNOON,SEAS 8 TO  
11 FT, BUILDING TO 17 TO 22 FT IN THE AFTERNOON. ELSEWHERE, SE  
WINDS 35 TO 45 KT, INCREASING TO 70 TO 80 KT IN THE  
AFTERNOON,SEAS 6 TO 8 FT, BUILDING TO 15 TO 20 FT IN THE  
AFTERNOON.    
THU NIGHT
 
HURRICANE CONDITIONS POSSIBLE. W OF 70W, W WINDS  
25 TO 35 KT, SEAS 16 TO 21 FT, SUBSIDING TO 12 TO 17 FT AFTER  
MIDNIGHT. ELSEWHERE, SW WINDS 70 TO 80 KT, BECOMING W 30 TO  
40 KT AFTER MIDNIGHT,SEAS 18 TO 28 FT.    
FRI
 
W WINDS 15 TO 25 KT W OF 70W, AND W 20 TO 30 KT  
ELSEWHERE. W OF 70W, SEAS 8 TO 13 FT. ELSEWHERE, SEAS 13 TO  
18 FT, SUBSIDING TO 8 TO 13 FT IN THE AFTERNOON.    
FRI NIGHT
 
W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SAT
 
W OF 70W, NW WINDS LESS THAN 10 KT. ELSEWHERE, NW WINDS  
10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON. SEAS 6 TO 8 FT.    
SAT NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SUN
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
BAHAMAS N OF 22N  
   
..HURRICANE WARNING
 
 
   
OVERNIGHT
 
TROPICAL STORM CONDITIONS POSSIBLE. E WINDS 20 TO  
30 KT. SEAS 3 TO 4 FT.    
WED
 
TROPICAL STORM CONDITIONS EXPECTED. NE WINDS 30 TO  
40 KT, INCREASING TO 80 TO 90 KT IN THE AFTERNOON. SEAS 3 TO  
5 FT, BUILDING TO 6 TO 9 FT IN THE AFTERNOON.    
WED NIGHT
 
HURRICANE CONDITIONS EXPECTED. N WINDS 80 TO  
90 KT, BECOMING NW 45 TO 55 KT AFTER MIDNIGHT. SEAS 8 TO 13 FT.    
THU
 
NW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
THU NIGHT
 
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT
 
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.    
SUN
 
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
..HURRICANE WARNING
 
 
   
OVERNIGHT
 
S WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED
 
TROPICAL STORM CONDITIONS EXPECTED. W OF 70W, SE WINDS  
15 TO 25 KT, INCREASING TO 25 TO 35 KT IN THE AFTERNOON.  
ELSEWHERE, SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
WED NIGHT
 
HURRICANE CONDITIONS EXPECTED. W OF 70W, SE WINDS  
55 TO 65 KT, INCREASING TO 75 TO 85 KT AFTER MIDNIGHT,SEAS 7 TO  
10 FT, BUILDING TO 14 TO 19 FT AFTER MIDNIGHT. ELSEWHERE, SE  
WINDS 20 TO 30 KT, SEAS 6 TO 9 FT.    
THU
 
HURRICANE CONDITIONS EXPECTED. W OF 70W, W WINDS 75 TO  
85 KT, DIMINISHING TO 45 TO 55 KT IN THE AFTERNOON,SEAS 16 TO  
21 FT. ELSEWHERE, S WINDS 40 TO 50 KT, SEAS 7 TO 10 FT, BUILDING  
TO 11 TO 16 FT IN THE AFTERNOON.    
THU NIGHT
 
NW WINDS 15 TO 25 KT W OF 70W, AND SW 20 TO 30 KT  
ELSEWHERE. SEAS 10 TO 15 FT, SUBSIDING TO 8 TO 11 FT AFTER  
MIDNIGHT.    
FRI
 
NW WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
FRI NIGHT
 
NE WINDS 10 TO 15 KT W OF 70W, AND E LESS THAN  
10 KT ELSEWHERE. SEAS 6 TO 8 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 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.  
 
ATLC WATERS S OF 22N W OF 65W  
   
..HURRICANE WARNING
 
 
   
OVERNIGHT
 
TROPICAL STORM CONDITIONS. SE WINDS 30 TO 40 KT.  
SEAS 5 TO 7 FT.    
WED
 
HURRICANE CONDITIONS EXPECTED. SE WINDS 50 TO 60 KT,  
INCREASING TO 80 TO 90 KT IN THE AFTERNOON. SEAS 7 TO 10 FT,  
BUILDING TO 9 TO 14 FT IN THE AFTERNOON.    
WED NIGHT
 
TROPICAL STORM CONDITIONS EXPECTED. S WINDS 40 TO  
50 KT, DIMINISHING TO 20 TO 30 KT AFTER MIDNIGHT. SEAS 8 TO  
13 FT, SUBSIDING TO 7 TO 10 FT AFTER MIDNIGHT.    
THU
 
SW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
S WINDS 10 TO 20 KT. SEAS 3 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 20 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
OVERNIGHT
 
SE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.    
WED
 
SE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.    
WED NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.  
 
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