051
FZNT31 KNHC 301508
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1108 AM EDT THU OCT 30 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
A COLD FRONT OVER THE NW CARIBBEAN WILL REACH FROM
CENTRAL CUBA TO THE EASTERN GULF OF HONDURAS BY THIS EVENING
WHERE IT WILL STALL BEFORE DISSIPATING FRI. FRESH TO STRONG
NORTHERLY WINDS AND MODERATE TO ROUGH SEAS WILL FOLLOW THIS
FRONT. TRADE WINDS WILL FRESHEN OVER THE E CARIBBEAN SAT MORNING
AS THE PRESSURE GRADIENT BETWEEN A TROPICAL WAVE ENTERING THE
REGION AND A RIDGE BUILDING N OF THE AREA TIGHTENS. THESE WINDS
WILL EXPAND TO THE CENTRAL CARIBBEAN BY SAT EVENING AS THE WAVE
CONTINUES TO MOVE WESTWARD AND THE RIDGE FURTHER BUILDS.
EASTERLY WINDS WILL DIMINISH TO MODERATE SPEEDS LATE MON AS THE
WAVE WEAKENS AND THE RIDGE STARTS RETREATING EASTWARD, LOOSENING
THE PRESSURE GRADIENT.
NW CARIBBEAN W OF 85W
THIS AFTERNOON
NW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
TONIGHT
NW WINDS 15 TO 25 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, SHIFTING TO NE AFTER MIDNIGHT.
SEAS 3 TO 4 FT.
SAT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT IN THE MORNING,
SUBSIDING TO 2 FT OR LESS.
SAT NIGHT
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN NIGHT
N WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO
3 TO 4 FT AFTER MIDNIGHT.
MON
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
THIS AFTERNOON
N WINDS 10 TO 20 KT S OF 18N, AND NW 15 TO
25 KT ELSEWHERE. SEAS 3 TO 5 FT.
TONIGHT
N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 15 TO 25 KT S OF 18N, AND NE 10 TO 20 KT
ELSEWHERE. SEAS 3 TO 5 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 TO 5 FT S OF 18N, AND
2 FT OR LESS ELSEWHERE.
SUN
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR
LESS ELSEWHERE.
SUN NIGHT
NE WINDS 10 TO 20 KT. S OF 18N, SEAS 4 TO 6 FT.
ELSEWHERE, SEAS 2 FT OR LESS, BUILDING TO 3 FT AFTER MIDNIGHT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT S OF 18N, AND 3 FT
ELSEWHERE.
CARIBBEAN FROM 11N TO 15N W OF 72W
THIS AFTERNOON
E WINDS LESS THAN 10 KT WITHIN 90 NM OF COAST
OF COLOMBIA, AND N 10 TO 20 KT ELSEWHERE. SEAS 3 TO 4 FT.
TONIGHT
WITHIN 90 NM OF COAST OF COLOMBIA, N WINDS LESS THAN
10 KT, SHIFTING TO NE AFTER MIDNIGHT. ELSEWHERE, N WINDS 10 TO
20 KT. SEAS 3 TO 4 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
FRI NIGHT
NE WINDS 10 TO 20 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 3 TO 5 FT.
SUN NIGHT
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
MON
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
SW CARIBBEAN S OF 11N
THIS AFTERNOON
W WINDS 10 TO 15 KT. SEAS 3 FT.
TONIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
FRI NIGHT
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 FT.
SAT
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 3 FT.
SAT NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 FT.
SUN
NW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 3 FT.
SUN NIGHT
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 FT.
MON
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
CARIBBEAN BETWEEN 64W AND 72W
THIS AFTERNOON
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 3 TO 5 FT ELSEWHERE.
TONIGHT
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 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 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 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
SUN
E WINDS 10 TO 20 KT GULF OF VENEZUELA, AND E 15 TO 25 KT
ELSEWHERE. SEAS 3 TO 4 FT GULF OF VENEZUELA, AND 5 TO 7 FT
ELSEWHERE.
SUN NIGHT
E WINDS 15 TO 25 KT. SEAS 3 TO 5 FT GULF OF
VENEZUELA, AND 6 TO 8 FT ELSEWHERE.
MON
E WINDS 15 TO 25 KT. SEAS 3 TO 5 FT GULF OF VENEZUELA,
AND 6 TO 8 FT ELSEWHERE.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 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.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON
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
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TONIGHT
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 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 6 TO 8 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
HURRICANE MELISSA IS NEAR 27.8N 71.7W AT 11 AM EDT,
AND IS MOVING NORTH-NORTHEAST AT 21 KT. MAXIMUM SUSTAINED WINDS
ARE 90 KT WITH GUSTS TO 110 KT, AND THE MINIMUM CENTRAL PRESSURE
IS 965 MB. MELISSA WILL MOVE TO 31.6N 68.4W THIS EVENING, 37.5N
62.5W FRI MORNING, BECOME EXTRATROPICAL AND MOVE TO 43.8N 55.8W
FRI EVENING, 49.5N 48.9W SAT MORNING, WEAKEN AS AN EXTRATROPICAL
CYCLONE NEAR 53.3N 43.2W SAT EVENING, AND 54.7N 37.5W SUN
MORNING. A COLD FRONT IN THE NW WATERS WILL INCREASE WINDS AND
SEAS OVER THE WESTERN ATLANTIC AHEAD OF MELISSA THROUGH LATE FRI
MORNING. ROUGH SEAS ASSOCIATED WITH THE PASSAGE OF MELISSA WILL
GRADUALLY SUBSIDE THROUGH THE WEEKEND.
ATLC WATERS FROM 27N TO 31N W OF 77W
THIS AFTERNOON
NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
TONIGHT
W WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
FRI
NW WINDS 15 TO 25 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 7 TO 10 FT.
FRI NIGHT
NW WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
SAT
N WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
..HURRICANE WARNING
THIS AFTERNOON
HURRICANE CONDITIONS. W OF 70W, N WINDS 75 TO
85 KT, SEAS 17 TO 22 FT, BUILDING TO 16 TO 26 FT IN THE
AFTERNOON. ELSEWHERE, SE WINDS 40 TO 50 KT, INCREASING TO 65 TO
75 KT IN THE AFTERNOON,SEAS 8 TO 13 FT, BUILDING TO 15 TO 20 FT
IN THE AFTERNOON.
TONIGHT
HURRICANE CONDITIONS EXPECTED. W OF 70W, W WINDS
50 TO 60 KT, DIMINISHING TO 20 TO 30 KT AFTER MIDNIGHT,SEAS
17 TO 22 FT, SUBSIDING TO 11 TO 16 FT AFTER MIDNIGHT. ELSEWHERE,
SW WINDS 80 TO 90 KT, DIMINISHING TO 35 TO 45 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 12 FT. ELSEWHERE, SEAS 12 TO
17 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, SHIFTING TO E IN THE
AFTERNOON. ELSEWHERE, N WINDS 10 TO 15 KT, SHIFTING TO NE IN THE
AFTERNOON. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
BAHAMAS N OF 22N
THIS AFTERNOON
NW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
TONIGHT
NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE 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
E WINDS 10 TO 20 KT. SEAS 3 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 3 FT.
MON
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
..HURRICANE WARNING
THIS AFTERNOON
TROPICAL STORM CONDITIONS. W OF 70W, W WINDS
55 TO 65 KT DIMINISH TO 45 TO 55 KT W OF 70W. E OF 70W, S WINDS
35 TO 45 KT. SEAS 15 TO 25 FT W OF 70W, AND 10 TO 15 FT
ELSEWHERE.
TONIGHT
W OF 70W, W WINDS 15 TO 25 KT. ELSEWHERE, SW WINDS
20 TO 30 KT, DIMINISHING TO 10 TO 20 KT AFTER MIDNIGHT. SEAS
9 TO 14 FT.
FRI
W WINDS 10 TO 20 KT, BECOMING NW LESS THAN 10 KT IN THE
AFTERNOON. SEAS 7 TO 10 FT.
FRI NIGHT
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, SW WINDS
LESS THAN 10 KT, SHIFTING TO E AFTER MIDNIGHT. SEAS 5 TO 7 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
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS S OF 22N W OF 65W
THIS AFTERNOON
S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 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
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 6 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.
MON
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
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