788
FZNT31 KNHC 300135
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
835 PM EST MON DEC 29 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 TRADE WINDS WILL PREVAIL OVER THE CENTRAL
CARIBBEAN INTO EARLY WED. WINDS WILL PULSE TO STRONG SPEEDS IN
THE SOUTH-CENTRAL CARIBBEAN, AND MAY REACH NEAR-GALE FORCE
OFFSHORE OF COLOMBIA LATE TONIGHT. ROUGH SEAS ARE EXPECTED NEAR
AND TO THE WEST OF THE STRONGEST WINDS. OVER THE ATLANTIC
WATERS, ROUGH SEAS IN N SWELL ARE EXPECTED THROUGH LATE THU
BEFORE SEAS SUBSIDE. A COLD FRONT WILL ENTER THE NORTHWESTERN
CARIBBEAN ON TUE, WITH FRESH TO LOCALLY STRONG N WINDS AND ROUGH
SEAS EXPECTED IN THE WAKE OF THE FRONT, INCLUDING THROUGH THE
YUCATAN CHANNEL. THE FRONT WILL WEAKEN AND EVENTUALLY DISSIPATE
OVER THE NORTHWESTERN BASIN BY LATE WEEK.
NW CARIBBEAN W OF 85W
TONIGHT
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
TUE
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
TUE NIGHT
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,
SUBSIDING TO 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
TONIGHT
E WINDS 10 TO 15 KT S OF 18N, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 4 TO 6 FT.
TUE
NE WINDS 10 TO 15 KT S OF 18N, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 4 TO 6 FT S OF 18N, AND 3 TO 4 FT ELSEWHERE.
TUE NIGHT
S OF 18N, NE WINDS 10 TO 15 KT. ELSEWHERE, N WINDS
LESS THAN 10 KT, INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS
3 TO 5 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT, SHIFTING TO NE IN THE AFTERNOON.
SEAS 3 TO 5 FT.
SAT NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT.
TUE
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 6 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 6 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT.
SAT
N WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
SAT NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,
AND 4 TO 6 FT ELSEWHERE.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 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 3 TO 5 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 6 TO 9 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.
SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. 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 15 KT. SEAS 3 TO 5 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
VERY ROUGH SEAS IN N SWELL WILL PREVAIL NORTH OF 22N
AND EAST OF 60W WILL SHIFT EAST OF THE AREA BY TUE MORNING.
WIDESPREAD ROUGH SEAS EAST OF 65W WILL SUBSIDE FROM WEST TO EAST
THROUGH MIDWEEK. A COLD FRONT OVER THE NW WATERS WILL PROGRESS
EASTWARD THROUGH MIDWEEK, WITH FRESH TO STRONG SW WINDS LIKELY
AHEAD OF THE FRONT, AND FRESH TO LOCALLY STRONG NW WINDS
FOLLOWING THE FRONT. ROUGH SEAS ASSOCIATED WITH THE FRONT ARE
EXPECTED NORTH OF 28N, WITH SEAS SUBSIDING FROM WEST TO EAST TUE
THROUGH WED. THE NEXT COLD FRONT IS FORECAST TO MOVE OFF THE SE
COAST OF THE UNITED STATES LATE THIS WEEK, WITH INCREASING WINDS
AND BUILDING SEAS LIKELY NEAR AND BEHIND THE FRONT.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
NW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
TUE
NW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED NIGHT
W WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
W WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
W WINDS 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT
SW WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
SAT NIGHT
W WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
W WINDS 15 TO 25 KT W OF 70W, AND SW 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 9 FT.
TUE
W WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
WED NIGHT
NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
W WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI
NW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI NIGHT
W WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
SAT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT NIGHT
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
BAHAMAS N OF 22N
TONIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING W LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
TUE
W WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE AFTERNOON.
SEAS 3 TO 4 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
N WINDS 10 TO 15 KT, SHIFTING TO NW AFTER MIDNIGHT.
SEAS 3 TO 4 FT.
THU
NW WINDS LESS THAN 10 KT. SEAS 3 FT.
THU NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI
N WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING, SUBSIDING TO
2 FT OR LESS.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS THAN
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.
SAT NIGHT
NW WINDS LESS THAN 10 KT, SHIFTING TO SW AFTER
MIDNIGHT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
S WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
TUE
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
NW WINDS 10 KT. SEAS 5 TO 7 FT.
THU
NW WINDS 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
NW WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
FRI
N WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE NIGHT
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
WED
SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
TUE NIGHT
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 6 TO 9 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED NIGHT
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
SE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
FRI
VARIABLE WINDS LESS THAN 10 KT. SEAS 5 FT.
FRI NIGHT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
SAT
E WINDS 10 KT. SEAS 4 TO 5 FT.
SAT NIGHT
E WINDS 10 KT. SEAS 4 TO 5 FT.
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