040
FZNT31 KNHC 110237
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
937 PM EST WED DEC 10 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
A MODERATE PRESSURE GRADIENT BETWEEN THE BERMUDA-
AZORES HIGH AND THE COLOMBIAN LOW WILL CONTINUE TO PRODUCE
WIDESPREAD FRESH TO STRONG TRADES OVER THE CENTRAL AND E
CARIBBEAN FOR THE NEXT SEVERAL DAYS. SIMILARLY, TRADES OVER THE
TROPICAL NORTH ATLANTIC WILL GENERALLY BE FRESH TO STRONG WITH
ROUGH SEAS IN LARGE E SWELL THROUGH EARLY NEXT WEEK. SOME OF
THIS SWELL WILL ALSO FUNNEL THROUGH THE ATLANTIC PASSAGES IN THE
LESSER ANTILLES. A COLD FRONT WILL REACH THE YUCATAN CHANNEL ON
MON WITH INCREASING WINDS AND SEAS BEHIND THE FRONT.
NW CARIBBEAN W OF 85W
TONIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 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 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
E WINDS 10 TO 20 KT S OF 18N, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 4 TO 6 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.
THU
E WINDS 10 TO 20 KT S OF 18N, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 5 TO 7 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT S OF 18N, AND
3 TO 4 FT ELSEWHERE.
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.
SAT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
THU
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
THU NIGHT
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 15 TO 25 KT ELSEWHERE. SEAS 6 TO 9 FT.
FRI
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
FRI NIGHT
E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
SUN
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SUN
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 6 TO 8 FT.
SUN NIGHT
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 4 TO 6 FT.
MON NIGHT
N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
E WINDS 20 TO 25 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
THU
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 5 TO 7 FT
ELSEWHERE.
THU NIGHT
E WINDS 20 TO 25 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
FRI
E WINDS 10 TO 20 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.
SUN
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON 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
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
MON 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 20 KT. SEAS 6 TO 9 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 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.
MON
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A WEAKENING FRONTAL BOUNDARY WITH SHOWERS AND
THUNDERSTORMS EXTENDING ACROSS THE N WATERS WESTWARD TO ABOUT
72W WILL DISSIPATE TONIGHT. FRESH TO STRONG W WINDS WILL DEVELOP
NORTH OF THE BAHAMAS TONIGHT AHEAD OF THE NEXT COLD FRONT. THE
NEW FRONT SHOULD EMERGE OFF OF THE FLORIDA/GEORGIA COAST
OVERNIGHT AND EXTEND FROM NEAR 31N74W TO THE FLORIDA STRAITS
TOMORROW MORNING, TO 31N62W TO THE TURKS AND CAICOS FRI MORNING,
AND DISSIPATING IN OUR NE WATERS FROM 31N55W TO 27N61W SAT
MORNING. WINDS NORTH OF 27N BOTH AHEAD AND BEHIND THE FRONT WILL
BE FRESH TO STRONG ON THU AND FRI. ADDITIONALLY, ROUGH SEAS DUE
TO MIXED SE AND N SWELL WILL CONTINUE TO IMPACT THE WATERS SOUTH
OF 25N EAST OF 65W TONIGHT AND EXTENDING THROUGH EARLY NEXT WEEK.
WINDS WILL IMPROVE ACROSS FORECAST WATERS FRI NIGHT THROUGH THE
WEEKEND. ANOTHER COLD FRONT WILL REACH THE WATERS NORTH OF THE
BAHAMAS SUN AFTERNOON WITH INCREASING WINDS AND BUILDING SEAS
OCCURRING BEHIND THE FRONT.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
W WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
THU
NW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
THU NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
W WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
S WINDS LESS THAN 10 KT, SHIFTING TO SW AFTER
MIDNIGHT. SEAS 3 FT.
SAT
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
SE WINDS 10 KT. SEAS 3 FT.
SUN
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
MON
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT, BUILDING TO 10 TO
11 FT IN THE AFTERNOON.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
SW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
W WINDS 10 TO 20 KT W OF 70W, AND SW 15 TO 25 KT
ELSEWHERE. SEAS 7 TO 10 FT.
THU NIGHT
NW WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI
NW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI NIGHT
N WINDS LESS THAN 10 KT, SHIFTING TO SE AFTER
MIDNIGHT. SEAS 5 TO 7 FT.
SAT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN
SE WINDS LESS THAN 10 KT, SHIFTING TO SW IN THE
AFTERNOON. SEAS 4 TO 6 FT.
SUN NIGHT
W WINDS 10 TO 15 KT, SHIFTING TO NW 15 TO 25 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT.
MON
N WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 9 TO 12 FT.
BAHAMAS N OF 22N
TONIGHT
SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
THU
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
NE 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 4 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON NIGHT
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
SW WINDS 10 TO 15 KT W OF 70W, AND S 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 8 FT.
THU NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
FRI
NE WINDS 10 TO 15 KT W OF 70W, AND NE LESS THAN 10 KT
ELSEWHERE. 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 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SUN NIGHT
S WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
MON
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 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 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 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 15 KT, SHIFTING TO SE AFTER MIDNIGHT.
SEAS 5 TO 7 FT.
MON
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.
THU
SE WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.
SAT NIGHT
E WINDS 20 KT. SEAS 8 TO 10 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 9 TO 10 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
MON
SE WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
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