587
FZNT31 KNHC 170307
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1007 PM EST TUE DEC 16 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 LOCALLY STRONG TRADE WINDS AND MODERATE TO
ROUGH SEAS WILL PREVAIL OVER THE SOUTH-CENTRAL CARIBBEAN THROUGH
THU AS HIGH PRESSURE SHIFTS EASTWARD INTO THE WESTERN ATLANTIC.
ELSEWHERE, FRESH TO LOCALLY STRONG TRADE WINDS AND ROUGH SEAS IN
LARGE E SWELL WILL PERSIST OVER THE TROPICAL ATLANTIC WATERS,
THROUGH THE ATLANTIC PASSAGES AND INTO THE EASTERN PART OF THE
BASIN THROUGH THU NIGHT. HIGH PRESSURE WILL STRENGTHEN NORTH OF
THE BASIN FRI INTO THE WEEKEND TO BRING A RETURN TO FRESH TO
STRONG TRADES ACROSS THE CENTRAL AND SOUTHWEST CARIBBEAN.
NW CARIBBEAN W OF 85W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
NE WINDS LESS THAN 10 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
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
E WINDS 10 TO 15 KT. 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 S OF 18N, AND 3 TO
4 FT ELSEWHERE.
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
NE 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 4 TO 6 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 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 8 FT.
WED
E WINDS 15 TO 20 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 5 TO 7 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO
15 KT ELSEWHERE. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 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 3 TO 5 FT GULF OF VENEZUELA,
AND 6 TO 8 FT ELSEWHERE.
THU NIGHT
E WINDS 10 TO 20 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 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 6 TO 8 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 10 TO 20 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN
E WINDS 10 TO 15 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 20 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU
E WINDS 10 TO 15 KT. SEAS 7 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 15 KT. SEAS 6 TO 9 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A STATIONARY FRONT EXTENDS FROM 28.5N55W
SOUTHWESTWARD THROUGH THE SE BAHAMAS, THEN EXTENDS WESTWARD
ACROSS CENTRAL AND WESTERN CUBA. FRESH TO STRONG N TO NE WINDS
PREVAIL NORTH OF THE FRONT TO ABOUT 28.5N. THE FRONT AND THESE
WINDS WILL GENERALLY PERSIST THROUGH WED BEFORE DIMINISHING W OF
65W. LARGE N SWELL WILL CONTINUE TO MOVE THROUGH THE REGIONAL
WATERS THROUGH TONIGHT BEFORE SUBSIDING FROM NW TO SE THROUGH
THU. FRONTAL REMNANTS ARE EXPECTED TO CONTINUE ACROSS THE NE
ZONES THROUGH WED EVENING, WHEN LOW PRESSURE IS FORECAST TO
DEVELOP ALONG THE BOUNDARY, NEAR 28N61W. GALE FORCE WINDS ARE
EXPECTED TO DEVELOP ACROSS THE NW QUADRANT OF THE LOW CENTER THU
THROUGH EARLY FRI AS THE LOW MOVES NE AND GRADUALLY EXITS THE
FORECAST AREA. THE NEXT COLD FRONT WILL MOVE INTO THE NW WATERS
FRI, REACH FROM NEAR BERMUDA TO THE STRAITS OF FLORIDA SAT
MORNING, AND FROM 31N55W TO THE CENTRAL BAHAMAS ON SUN MORNING.
ANOTHER COLD FRONT MAY MOVE OFF NE FLORIDA BY SUN NIGHT.
ATLC WATERS FROM 27N TO 31N W OF 77W
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
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
S WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
FRI
SW WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
FRI NIGHT
NW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT
NE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS
LESS THAN 10 KT. SEAS 5 TO 7 FT.
SAT NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
SUN
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
SUN NIGHT
N WINDS 10 KT. SEAS 4 TO 5 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
WED
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
SE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
FRI
S WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
FRI NIGHT
W WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT
N WINDS 10 TO 15 KT, SHIFTING TO NE IN THE AFTERNOON.
SEAS 6 TO 8 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
SUN
NE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
SUN NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING N LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT.
BAHAMAS N OF 22N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 TO 15 KT, SHIFTING TO S IN THE AFTERNOON.
SEAS 3 TO 5 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING NE LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.
SAT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
SUN
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 9 TO 13 FT.
WED
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
WED NIGHT
E WINDS 10 TO 20 KT W OF 70W, AND NE 10 TO 20 KT
ELSEWHERE. SEAS 8 TO 9 FT.
THU
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.
FRI NIGHT
SE WINDS LESS THAN 10 KT. SEAS 6 TO 7 FT.
SAT
E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 15 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 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.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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. SEAS 5 TO 7 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.
WED
E WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 8 TO 10 FT.
THU
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 8 TO 9 FT.
SUN
E WINDS 15 KT. SEAS 8 TO 9 FT.
SUN NIGHT
E WINDS 15 KT. SEAS 7 TO 8 FT.
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