410
FZNT31 KNHC 040749
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
249 AM EST TUE NOV 4 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
FRESH TO LOCALLY STRONG E WINDS WILL OCCUR OVER THE
S-CENTRAL CARIBBEAN, INCLUDING IN THE GULF OF VENEZUELA, THROUGH
THIS MORNING AS A MODERATE PRESSURE GRADIENT PREVAILS BETWEEN
LOW PRESSURE OVER THE SOUTH-CENTRAL BASIN, A TROPICAL WAVE MOVING
THROUGH THE WESTERN CARIBBEAN INTO CENTRAL AMERICA, AND RIDGING
TO THE N. ROUGH SEAS WILL OCCUR NEAR AND TO THE W OF THE
STRONGEST WINDS. ELSEWHERE, FRESH TO LOCALLY STRONG NE WINDS WILL
OCCUR IN THE LEE OF CUBA AND THROUGH THE WINDWARD PASSAGE THIS
EVENING THROUGH WED AS HIGH PRESSURE BUILDS ACROSS A STALLING
FRONT IN THE NORTHWESTERN BASIN. LOOKING AHEAD, MAINLY MODERATE
TRADE WINDS AND MODERATE SEAS ARE EXPECTED OVER THE CARIBBEAN BY
LATE WED NIGHT THROUGH THE REST OF THE WEEK. TRADES MAY INCREASE
TO MODERATE TO FRESH IN THE CENTRAL AND EASTERN CARIBBEAN THIS
COMING WEEKEND AS HIGH PRESSURE N OF THE AREA STRENGTHENS
SOMEWHAT. MEANWHILE, SEAS WILL BUILD TO ROUGH IN THE TROPICAL N
ATLANTIC THIS WEEKEND IN NORTHERLY SWELL.
NW CARIBBEAN W OF 85W
TODAY
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TODAY
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. 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 TO 4 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TODAY
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 15 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 5 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
E WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND E 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
SW CARIBBEAN S OF 11N
TODAY
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 4 TO 6 FT.
WED NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS THAN
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT.
THU NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
W WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
CARIBBEAN BETWEEN 64W AND 72W
TODAY
E WINDS 10 TO 15 KT. SEAS 3 FT GULF OF VENEZUELA, AND
4 TO 6 FT ELSEWHERE.
TONIGHT
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO
15 KT ELSEWHERE. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO
15 KT ELSEWHERE. SEAS 3 TO 5 FT.
THU
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 3 TO 4 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 20 KT. SEAS 4 TO 6 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TODAY
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
TONIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TODAY
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
TONIGHT
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 15 KT. SEAS 4 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 10 TO 15 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 6 TO 8 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A COLD FRONT EXTENDS FROM NEAR BERMUDA TO NEAR THE
SE BAHAMAS AND CENTRAL CUBA, WITH A REINFORCING FRONT ANALYZED
FROM 31N73W TO NEAR CAPE CANAVERAL FLORIDA. THE FRONTS WILL
PROGRESS INTO THE CENTRAL ATLANTIC THIS WEEK, LEADING TO FRESH TO
LOCALLY STRONG S TO SW WINDS AND ROUGH SEAS AHEAD OF THE LEADING
FRONT, GENERALLY NORTH OF 28N. IN THE WAKE OF THE FRONT NORTH OF
28N, EXPECT FRESH TO STRONG N TO NW WINDS AND ROUGH SEAS THROUGH
THIS EVENING. ROUGH SEAS IN N TO NW SWELL WILL EXPAND
SOUTHEASTWARD TO 25N THROUGH MIDWEEK. A NEW NW SWELL WILL
REINFORCE ROUGH SEAS EAST OF 65W LATE THIS WEEK, REACHING 20N
EARLY FRI. ELSEWHERE, MODERATE TO LOCALLY FRESH NE WINDS ARE
EXPECTED OVER MUCH OF THE WATERS BY MIDWEEK AS THE FRONT SLOWLY
WEAKENS. HIGH PRESSURE WILL CENTER JUST N OF 31N THIS COMING
WEEKEND.
ATLC WATERS FROM 27N TO 31N W OF 77W
TODAY
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
WED NIGHT
SE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS 10 KT. SEAS 3 TO 4 FT.
FRI
SE WINDS 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
SAT
SW WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TODAY
N WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
WED NIGHT
SE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS 10 KT. SEAS 4 TO 6 FT.
SAT
SW WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING S 10 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
BAHAMAS N OF 22N
TODAY
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING,
SUBSIDING TO 2 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TODAY
W OF 70W, NE WINDS 10 TO 20 KT. ELSEWHERE, N WINDS LESS
THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE AFTERNOON. SEAS
4 TO 6 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
E WINDS 10 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
FRI
E WINDS 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT
SE WINDS 10 TO 15 KT, SHIFTING TO S IN THE AFTERNOON.
SEAS 4 TO 5 FT.
SAT NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
ATLC WATERS S OF 22N W OF 65W
TODAY
E WINDS LESS THAN 10 KT, SHIFTING TO NE IN THE
AFTERNOON. SEAS 3 TO 5 FT.
TONIGHT
NE 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 6 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
SE 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
TODAY
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 10 KT. SEAS 5 TO 6 FT.
WED
E WINDS 10 KT. SEAS 5 TO 6 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
E WINDS 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
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