801
FZNT31 KNHC 091347
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
947 AM EDT WED APR 9 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 FRONTAL BOUNDARY FROM CUBA TO HONDURAS WILL
GRADUALLY DISSIPATE THROUGH THU. FRESH TO STRONG N WINDS W OF
THE FRONT WILL DIMINISH THROUGH THIS AFTERNOON, WITH FRESH WINDS
THEN CONTINUING OFF HONDURAS THROUGH THE WEEKEND. ELSEWHERE,
MODERATE TO FRESH TRADES WILL PREVAIL IN THE SOUTH- CENTRAL
CARIBBEAN INTO THE WEEKEND. ROUGH SEAS IN N SWELL WILL IMPACT
THE ATLANTIC WATERS EAST OF THE LESSER ANTILLES THROUGH THU.
NW CARIBBEAN W OF 85W
THIS AFTERNOON
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TONIGHT
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
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
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
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 15 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 4 TO 5 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU NIGHT
NE WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 4 TO 5 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 4 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
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SW CARIBBEAN S OF 11N
THIS AFTERNOON
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
TONIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 3 FT GULF OF
VENEZUELA, AND 4 TO 6 FT ELSEWHERE.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,
AND 4 TO 6 FT ELSEWHERE.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF
VENEZUELA, AND 4 TO 6 FT ELSEWHERE.
FRI
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 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 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 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
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 5 TO 7 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
E 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 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A FRONTAL BOUNDARY EXTENDS FROM JUST WEST OF BERMUDA
TO CENTRAL CUBA, WITH WEAK LOW PRES ALONG THE FRONT NEAR
29N75.5W. STRONG TO NEAR- GALE WINDS NEAR THE FRONT WILL INCREASE
TO GALE FORCE NORTH OF 29N BETWEEN 74W-77W TODAY. THE LOW WILL
WEAKEN THROUGH THU, WITH CONDITIONS IMPROVING. A WEAKER COLD
FRONT WILL MOVE OFF THE COAST OF FLORIDA LATE FRI, FOLLOWED BY
MODERATE TO FRESH W TO NW WINDS.
ATLC WATERS FROM 27N TO 31N W OF 77W
THIS AFTERNOON
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TONIGHT
NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
THU
NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT
W WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
SAT NIGHT
NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
..GALE WARNING
THIS AFTERNOON
N OF 30N AND W OF 73W, NE TO E WINDS 25 TO 35
KT. ELSEWHERE S WINDS 10 TO 15 KT. W OF 70W, SEAS 6 TO 8 FT,
BUILDING TO 8 TO 11 FT IN THE AFTERNOON. E OF 70W, SEAS 4 TO 6
FT.
TONIGHT
E WINDS 15 TO 25 KT W OF 70W, AND S 10 TO 15 KT
ELSEWHERE. SEAS 8 TO 13 FT W OF 70W, AND 5 TO 7 FT ELSEWHERE.
THU
SE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT W OF 70W, AND 5 TO
7 FT ELSEWHERE.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT, SHIFTING TO S IN THE AFTERNOON. SEAS
5 TO 6 FT.
FRI NIGHT
S WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT.
SAT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT NIGHT
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN
W WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
BAHAMAS N OF 22N
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 3 FT.
TONIGHT
NW WINDS 10 TO 15 KT. SEAS 3 FT.
THU
NW 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 IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 3 FT IN THE EVENING, SUBSIDING
TO 2 FT OR LESS.
SAT
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT NIGHT
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SUN NIGHT
N WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER
MIDNIGHT. SEAS 2 FT OR LESS, BUILDING TO 3 FT AFTER MIDNIGHT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
W OF 70W, W WINDS LESS THAN 10 KT, SHIFTING TO SE
AFTER MIDNIGHT. ELSEWHERE, SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT.
SAT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT.
ATLC WATERS S OF 22N W OF 65W
THIS AFTERNOON
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
THU
E WINDS 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
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