131
FZNT31 KNHC 290210
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
910 PM EST SUN DEC 28 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 OCCASIONALLY STRONG TRADE WINDS AND ROUGH
SEAS ARE EXPECTED OVER THE CENTRAL CARIBBEAN THROUGH THE MIDDLE
OF THE WEEK AS A MODERATE PRESSURE GRADIENT PREVAILS BETWEEN THE
COLOMBIAN LOW AND HIGH PRESSURE TO THE NORTH. WINDS MAY REACH
NEAR-GALE FORCE OFFSHORE OF NORTHERN COLOMBIA TONIGHT AND AGAIN
MON NIGHT. MODERATE TO OCCASIONALLY FRESH TRADE WINDS AND
MODERATE SEAS ARE EXPECTED OVER THE REST OF THE BASIN THROUGH
MIDWEEK. ELSEWHERE, A LONG PERIOD N TO NW SWELL WILL BRING ROUGH
SEAS OVER THE ATLANTIC WATERS THIS WEEK. A COLD FRONT WILL MOVE
INTO THE NORTHWESTERN BASIN LATE TUE INTO WED, AND WEAKEN AS IT
MOVES SOUTHEASTWARD AND DISSIPATES ON THU.
NW CARIBBEAN W OF 85W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
MON NIGHT
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
TUE
NE WINDS 10 TO 15 KT. 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 15 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON
S OF 18N, E WINDS 10 TO 20 KT. ELSEWHERE, E WINDS 10 TO
15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS
4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 15 KT S OF 18N, AND NE LESS THAN
10 KT ELSEWHERE. SEAS 3 TO 5 FT.
TUE
S OF 18N, NE WINDS 10 TO 15 KT. ELSEWHERE, NE WINDS 10 TO
15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS
4 TO 6 FT S OF 18N, AND 3 TO 4 FT ELSEWHERE.
TUE NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. 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 5 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.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND E 10 TO 20 KT ELSEWHERE. SEAS 7 TO 10 FT.
MON
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND E 10 TO 20 KT ELSEWHERE. SEAS 7 TO 10 FT.
MON NIGHT
E WINDS 20 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
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 15 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 4 TO 6 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 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.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
MON NIGHT
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 15 KT. SEAS 5 TO 7 FT.
THU
N WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 5 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND NE 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT
E 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 20 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI 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
TONIGHT
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
MON
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 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, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
MON NIGHT
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 15 KT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 15 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. SEAS 5 TO 7 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
FRESH TO STRONG W TO NW WINDS AND VERY ROUGH SEAS
WILL CONTINUE OVER THE CENTRAL TROPICAL ATLANTIC, NORTH OF 22N
AND EAST OF 65W, THROUGH MON MORNING AS A STRONG STORM SYSTEM AND
A SERIES OF COLD FRONTS MOVE OVER THE REGION. NEAR- GALE TO GALE
FORCE WINDS WILL IMPACT THE WATERS NORTH OF 29N AND EAST OF 60W
THROUGH LATE TONIGHT. WIDESPREAD ROUGH SEAS ASSOCIATED WITH THIS
STORM SYSTEM WILL PREVAIL EAST OF 75W THROUGH TONIGHT BEFORE
BRIEFLY SUBSIDING FROM WEST TO EAST EARLY THIS WEEK. FARTHER
WEST, FRESH TO LOCALLY STRONG W TO SW WINDS WILL DEVELOP OFFSHORE
OF FLORIDA ON MON AHEAD OF A COLD FRONT MOVING THROUGH THE
SOUTHERN U.S. THE FRONT WILL MOVE OFFSHORE BY LATE MON,
SUPPORTING FRESH TO STRONG W TO NW WINDS AND ROUGH SEAS IN THE
WAKE OF THE FRONT. THESE WINDS AND SEAS WILL EXPAND EASTWARD
TOWARD THE CENTRAL ATLANTIC THROUGH MIDWEEK AS THE FRONT MOVES
EASTWARD. ANOTHER COLD FRONT IS EXPECTED TO ENTER THE NORTHWEST
TROPICAL ATLANTIC LATE THIS WEEK, SUPPORTING INCREASING WINDS AND
BUILDING SEAS NEAR AND BEHIND THE FRONT.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
SE WINDS LESS THAN 10 KT, SHIFTING TO SW AFTER
MIDNIGHT. SEAS 5 TO 7 FT.
MON
W WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
NW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
TUE
NW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
W WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
THU
W WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
W WINDS 10 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
NE WINDS 10 TO 15 KT, SHIFTING TO SE AFTER MIDNIGHT.
SEAS 6 TO 9 FT W OF 70W, AND 8 TO 11 FT ELSEWHERE.
MON
W OF 70W, SW WINDS 10 TO 20 KT. ELSEWHERE, SE WINDS LESS
THAN 10 KT, SHIFTING TO S IN THE AFTERNOON. SEAS 6 TO 9 FT.
MON NIGHT
SW WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
TUE
W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED
NW WINDS 10 KT. SEAS 6 TO 9 FT.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU NIGHT
W WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
W WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 7 TO 10 FT.
BAHAMAS N OF 22N
TONIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
MON
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE
NW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 3 FT.
TUE NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
NW WINDS LESS THAN 10 KT. SEAS 3 FT.
THU NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING,
SUBSIDING TO 2 FT OR LESS.
FRI
N 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, BECOMING E LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 6 TO 9 FT.
MON
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT.
MON NIGHT
S WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
TUE
SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 5 TO 7 FT.
TUE NIGHT
W WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
WED
W WINDS 10 KT. SEAS 4 TO 6 FT.
WED NIGHT
NW WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU
NW WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
W WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
FRI
NW WINDS 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
N WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
MON
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE
SE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
WED
S WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS THAN
10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
NW WINDS LESS THAN 10 KT. SEAS 7 TO 10 FT.
MON
NE WINDS LESS THAN 10 KT. SEAS 7 TO 10 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. 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 6 TO 8 FT.
THU
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
THU NIGHT
SE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
FRI
VARIABLE WINDS LESS THAN 10 KT. SEAS 5 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
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