765
FZNT31 KNHC 260253
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
953 PM EST TUE NOV 25 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
THE TIGHT PRESSURE GRADIENT BETWEEN THE BERMUDA HIGH
AND LOWER PRESSURES OVER NW COLOMBIA WILL SUSTAIN FRESH TO
STRONG TRADES WITH LOCALLY NEAR GALE THROUGH THU NIGHT BEFORE
DIMINISHING ON FRI. ELSEWHERE, THE WEATHER PATTERN WILL SUPPORT
MODERATE TO FRESH WINDS THROUGH EARLY FRI. LOOKING AHEAD, A COLD
FRONT WILL SLOWLY ENTER THE NW CARIBBEAN ON FRI AFTERNOON,
FOLLOWED BY FRESH TO STRONG NE WINDS. THE FRONT SHOULD STALL AND
WASH OUT OVER THE NW CARIBBEAN ON SAT WITH CONDITIONS GRADUALLY
IMPROVING DURING THE REMAINDER OF THE WEEKEND.
NW CARIBBEAN W OF 85W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
WED NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
THU
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. 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
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT S OF 18N, AND 3 TO
5 FT ELSEWHERE.
WED NIGHT
S OF 18N, E WINDS 10 TO 20 KT. ELSEWHERE, NE WINDS
10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT AFTER MIDNIGHT. SEAS
5 TO 7 FT.
THU
NE WINDS 10 TO 20 KT S OF 18N, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 5 TO 7 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
WED
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
WED NIGHT
E WINDS 20 TO 30 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 15 TO 25 KT ELSEWHERE. SEAS 8 TO 11 FT.
THU
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND NE 10 TO 20 KT ELSEWHERE. SEAS 8 TO 11 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT.
SAT
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
SAT NIGHT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SUN
NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
E WINDS 20 TO 25 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT
ELSEWHERE.
WED
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 6 TO 8 FT
ELSEWHERE.
WED NIGHT
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 6 TO 8 FT
ELSEWHERE.
THU
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO 20 KT
ELSEWHERE. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TONIGHT
NE WINDS 10 TO 20 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 6 TO 8 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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 5 TO 7 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A WEAK FRONTAL BOUNDARY EXTENDS FROM 28N55W TO
28N73W. FRESH NE WINDS ALONG THE FRONT EAST OF 65W WILL DIMINISH
TOMORROW, AS THE FRONT DISSIPATES. THE BERMUDA HIGH TO THE NORTH
OF THE FRONT IS HELPING TO SUSTAIN FRESH TO STRONG ENE WINDS IN
THE APPROACH TO THE WINDWARD PASSAGE TONIGHT AND TOMORROW NIGHT
BEFORE DIMINISHING ON THU. ON WED EVENING, A COLD FRONT WILL
EMERGE OFF OF THE NE FLORIDA COAST, BRINGING WITH IT FRESH TO
STRONG NE WINDS BEHIND THE FRONT. THE COLD FRONT SHOULD EXTEND
FROM NEAR BERMUDA TO THE FLORIDA STRAITS THU NIGHT, FROM 31N62W
TO THE CENTRAL BAHAMAS BY FRI NIGHT, AND THEN DISSIPATE BY SAT
NIGHT. A TIGHTENED PRESSURE GRADIENT IN THE WAKE OF THE FRONT IS
FORECAST TO BRING INCREASING WINDS ACROSS MUCH OF THE FORECAST
AREA SAT, GRADUALLY DIMINISHING FROM WEST TO EAST SUN.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI
N WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
BAHAMAS N OF 22N
TONIGHT
E 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 3 TO 4 FT.
THU
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
E WINDS 10 TO 20 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
W OF 70W, SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 TO 15 KT. SEAS
5 TO 7 FT.
THU NIGHT
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
E WINDS 10 TO 20 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 4 TO 6 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 5 TO 7 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WED
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.
WED NIGHT
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
THU
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
E WINDS 15 KT. SEAS 6 TO 7 FT.
SAT
E WINDS 15 KT. SEAS 6 TO 7 FT.
SAT NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
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