564
FZNT31 KNHC 302043
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
443 PM 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 STALL
TONIGHT BEFORE DISSIPATING FRI. MODERATE TO FRESH WINDS AND
MODERATE 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 EARLY NEXT WEEK AS THE WAVE WEAKENS AND THE
RIDGE STARTS RETREATING EASTWARD, LOOSENING THE PRESSURE
GRADIENT.
NW CARIBBEAN W OF 85W
TONIGHT
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI
N WINDS 10 TO 20 KT. SEAS 3 TO 5 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 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.
MON
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON NIGHT
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 10 TO 20 KT. 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 4 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT S OF 18N, AND
2 FT OR LESS ELSEWHERE.
SUN
NE 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 3 TO 5 FT.
ELSEWHERE, SEAS 2 FT OR LESS, BUILDING TO 3 FT AFTER MIDNIGHT.
MON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT S OF 18N, AND 3 FT
ELSEWHERE.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT S OF 18N, AND
3 FT ELSEWHERE.
TUE
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
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 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NW WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 3 FT.
FRI NIGHT
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 FT.
SAT
NW WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
NW WINDS 10 TO 15 KT. SEAS 3 FT.
MON NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
SW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
CARIBBEAN BETWEEN 64W AND 72W
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 4 TO 6 FT ELSEWHERE.
SUN
E WINDS 10 TO 20 KT. GULF OF VENEZUELA, SEAS 3 FT IN THE
MORNING, SUBSIDING TO 2 FT OR LESS. ELSEWHERE, SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 15 TO 25 KT. SEAS 3 TO 5 FT GULF OF
VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
MON
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 5 TO 7 FT
ELSEWHERE.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF
VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
TUE
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,
AND 4 TO 6 FT ELSEWHERE.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
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.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
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
TONIGHT
E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 15 TO 25 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 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.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
HURRICANE MELISSA IS NEAR 30.2N 69.7W AT 5 PM EDT,
AND IS MOVING NORTHEAST AT 27 KT. MAXIMUM SUSTAINED WINDS ARE 90
KT WITH GUSTS TO 110 KT, AND THE MINIMUM CENTRAL PRESSURE IS 967
MB. MELISSA WILL MOVE TO 34.4N 65.6W FRI MORNING, 40.4N 59.3W FRI
AFTERNOON, BECOME EXTRATROPICAL AND MOVE TO 46.3N 52.3W SAT
MORNING, WEAKEN AS AN EXTRATROPICAL CYCLONE NEAR 51.3N 45.8W SAT
AFTERNOON, 53.8N 40.0W SUN MORNING, AND 55.1N 33.9W SUN
AFTERNOON. 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
TONIGHT
W WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
FRI
W WINDS 15 TO 25 KT, SHIFTING TO NW 10 TO 15 KT IN THE
AFTERNOON. SEAS 7 TO 10 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 4 TO 6 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 FT.
SUN NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
..HURRICANE WARNING
TONIGHT
HURRICANE CONDITIONS. W OF 70W, W WINDS 65 TO 75 KT,
DIMINISHING TO 20 TO 30 KT AFTER MIDNIGHT,SEAS 16 TO 21 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, 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 8 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 20 KT W OF 70W, AND S 15 TO 25 KT
ELSEWHERE. SEAS 4 TO 6 FT.
MON
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
BAHAMAS N OF 22N
TONIGHT
NW WINDS 15 TO 25 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 4 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 3 FT IN THE MORNING, SUBSIDING
TO 2 FT OR LESS.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 2 FT OR LESS, BUILDING
TO 3 FT AFTER MIDNIGHT.
TUE
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
..TROPICAL STORM WARNING
TONIGHT
SW WINDS 25 TO 35 KT, BECOMING W 10 TO 20 KT AFTER
MIDNIGHT. W OF 70W, SEAS 10 TO 15 FT, SUBSIDING TO 7 TO 10 FT
AFTER MIDNIGHT. ELSEWHERE, SEAS 11 TO 16 FT, SUBSIDING TO 8 TO 13
FT AFTER MIDNIGHT.
FRI
W OF 70W, NW WINDS 10 TO 20 KT. ELSEWHERE, SW WINDS 10 TO
15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS
6 TO 8 FT W OF 70W, AND 7 TO 10 FT ELSEWHERE.
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 15 KT. SEAS 4 TO 6 FT.
SUN
SE WINDS 10 TO 20 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.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
SE 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 15 TO 25 KT. SEAS 4 TO 6 FT.
SUN NIGHT
SE WINDS 10 TO 20 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 5 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 4 TO 5 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 5 TO 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 7 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
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