607
FZNT31 KNHC 042005
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
305 PM 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
MODERATE TO LOCALLY FRESH TRADE WINDS ARE EXPECTED
ACROSS THE CENTRAL THROUGH SOUTHWESTERN CARIBBEAN INTO EARLY THU
AS THE PRESSURE GRADIENT PREVAILS BETWEEN WEAK HIGH PRESSURE TO
THE NORTH AND LOW PRESSURE IN THE SOUTH-CENTRAL BASIN. LOCALLY
ROUGH SEAS IN THE SOUTH-CENTRAL CARIBBEAN WILL SLOWLY SUBSIDE BY
THIS EVENING. ELSEWHERE, FRESH NE WINDS WILL OCCUR THROUGH THE
WINDWARD PASSAGE AND IN THE LEE OF CUBA THIS EVENING INTO WED
AFTERNOON AS HIGH PRESSURE BUILDS TO THE NORTH OF A STALLED
FRONTAL BOUNDARY DRAPED OVER THE NORTHWESTERN CARIBBEAN. LOOKING
AHEAD, MAINLY MODERATE TRADE WINDS AND MODERATE SEAS ARE EXPECTED
OVER THE BASIN THU INTO THIS WEEKEND.
NW CARIBBEAN W OF 85W
TONIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. 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 5 FT.
THU
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI NIGHT
VARIABLE 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.
SUN
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN NIGHT
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,
BUILDING TO 3 FT AFTER MIDNIGHT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
S OF 18N, E WINDS 10 TO 15 KT. ELSEWHERE, 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, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
FRI
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
E WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 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 4 TO 5 FT.
THU
WITHIN 90 NM OF COAST OF COLOMBIA, E WINDS 10 TO 15 KT.
ELSEWHERE, 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 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. 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.
SUN
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TONIGHT
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
N WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE 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
N WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI
VARIABLE 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
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN
NE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
CARIBBEAN BETWEEN 64W AND 72W
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 10 TO 15 KT. 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 5 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TONIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. 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 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
E WINDS 10 TO 15 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 9 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A COLD FRONT EXTENDING FROM 31N58.5W TO CENTRAL CUBA
WILL PROGRESS EASTWARD THROUGH MIDWEEK, LEADING TO FRESH TO
STRONG SW WINDS EAST OF THE FRONT, NORTH OF 28N, INTO TONIGHT.
FRESH TO STRONG N TO NW WINDS ARE EXPECTED FOLLOWING THE FRONT,
GENERALLY NORTH OF 29N INTO THIS EVENING. FARTHER WEST,
WIDESPREAD MODERATE TO FRESH NE WINDS ARE EXPECTED NORTH OF THE
GREATER ANTILLES THROUGH WED MORNING AS HIGH PRESSURE BUILDS OVER
THE EASTERN U.S. BEHIND THE FRONT. N SWELL ASSOCIATED WITH THE
FRONT WILL EXPAND SOUTHEASTWARD OVER THE NEXT SEVERAL DAYS,
LEADING TO ROUGH SEAS NORTH OF 27N AND EAST OF 75W TODAY, AND
NORTH OF 25N AND EAST OF 73W ON WED. VERY ROUGH SEAS IN EXCESS OF
12 FT WILL BE POSSIBLE IN THE CENTRAL ATLANTIC NORTH OF 28N AND
EAST OF 62W WED THROUGH THU MORNING. LOOKING AHEAD, ROUGH SEAS
WILL BE REINFORCED OVER THE WATERS EAST OF 65W BY FRI AS A STRONG
STRONG STORM SYSTEM PASSES NORTH OF THE WATERS.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 15 KT, SHIFTING TO SE 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 TO 4 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 FT.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
NE WINDS 10 TO 20 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 9 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT
SW WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
BAHAMAS N OF 22N
TONIGHT
NE WINDS 10 TO 20 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 3 TO 5 FT.
THU
NE WINDS LESS THAN 10 KT. 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
E WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE 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
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.
SUN
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN NIGHT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
E WINDS 10 KT. SEAS 6 TO 8 FT.
THU NIGHT
E WINDS 10 KT. SEAS 5 TO 7 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 6 FT.
SAT NIGHT
SE WINDS 10 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.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 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 LESS THAN 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 4 TO 6 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.
SUN
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
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 6 TO 8 FT.
THU NIGHT
E WINDS 10 KT. SEAS 7 TO 9 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
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