322
FZNT31 KNHC 090227
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1027 PM EDT MON SEP 8 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 RELATIVELY WEAK PRESSURE GRADIENT BETWEEN THE
ATLANTIC RIDGE AND THE COLOMBIAN LOW WILL SUPPORT MODERATE TO
FRESH TRADE WINDS ACROSS THE CENTRAL CARIBBEAN, WITH GENTLE TO
MODERATE WINDS ELSEWHERE. WINDS ARE LIKELY TO INCREASE SLIGHTLY
LATE THIS WEEK AS THE GRADIENT TIGHTENS. SLIGHT TO MODERATE SEAS
WILL PREVAIL.
NW CARIBBEAN W OF 85W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.
TUE
SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO 3 FT
IN THE AFTERNOON.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,
SUBSIDING TO 2 FT OR LESS.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT
E WINDS LESS THAN 10 KT. SEAS 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
OVERNIGHT
E WINDS 10 TO 15 KT S OF 18N, AND VARIABLE LESS
THAN 10 KT ELSEWHERE. SEAS 3 FT.
TUE
E WINDS 10 TO 15 KT S OF 18N, AND SE LESS THAN 10 KT
ELSEWHERE. SEAS 3 FT.
TUE NIGHT
E WINDS 10 TO 15 KT S OF 18N, AND E LESS THAN 10 KT
ELSEWHERE. SEAS 3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.
WED
S OF 18N, E WINDS 10 TO 15 KT. ELSEWHERE, E WINDS LESS
THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE AFTERNOON. SEAS
3 TO 5 FT S OF 18N, AND 2 FT OR LESS ELSEWHERE.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU
E 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 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 3 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
THU
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 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 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SW CARIBBEAN S OF 11N
OVERNIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT,
SUBSIDING TO 2 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
TUE NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
WED NIGHT
N WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
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
W WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
CARIBBEAN BETWEEN 64W AND 72W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
GULF OF VENEZUELA, E WINDS 10 TO 15 KT, DIMINISHING TO
LESS THAN 10 KT IN THE AFTERNOON. ELSEWHERE, E WINDS 10 TO
15 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND 3 TO 5 FT
ELSEWHERE.
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 4 TO 6 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 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE NIGHT
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 3 TO 5 FT.
THU
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
E 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 TO 4 FT.
SAT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
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 3 TO 5 FT.
THU
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
E 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 TO 4 FT.
SAT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A NEARLY STATIONARY FRONT LOCATED OFF NE FLORIDA
WILL REMAIN GENERALLY IN PLACE THROUGH WED, THEN MOVE SE AS A
COLD FRONT BY THU, LIKELY REACHING CENTRAL FLORIDA. THIS SYSTEM
WILL CONTINUE TO BRING SHOWERS AND THUNDERSTORMS OVER PARTS OF
FLORIDA, THE NW BAHAMAS AND REGIONAL WATERS. N OF THE FRONT,
FRESH NE WINDS AND MODERATE SEAS ARE EXPECTED. ELSEWHERE, THE
ATLANTIC RIDGE WILL DOMINATE THE WEATHER PATTERN ACROSS THE
FORECAST REGION THIS WEEK, PRODUCING A GENTLE TO MODERATE
ANTICYCLONIC FLOW AND SLIGHT TO MODERATE SEAS.
ATLC WATERS FROM 27N TO 31N W OF 77W
OVERNIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE
E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
TUE NIGHT
SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
WED
W WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
WED NIGHT
NW WINDS LESS THAN 10 KT, SHIFTING TO SE AFTER
MIDNIGHT. SEAS 4 TO 6 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
OVERNIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
W OF 70W, S WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS 10 TO 15 KT. SEAS
4 TO 6 FT.
TUE NIGHT
S WINDS LESS THAN 10 KT W OF 70W, AND S 10 TO 15 KT
ELSEWHERE. SEAS 4 TO 6 FT.
WED
S WINDS 10 KT. SEAS 4 TO 6 FT.
WED NIGHT
S WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
THU
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 FT.
THU NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING S LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
SAT
SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
BAHAMAS N OF 22N
OVERNIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 10 KT, BECOMING SE LESS THAN
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.
TUE NIGHT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
WED
SE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING,
SUBSIDING TO 2 FT OR LESS.
WED NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
THU
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
THU NIGHT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
FRI
S WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
OVERNIGHT
SE WINDS LESS THAN 10 KT W OF 70W, AND SE 10 TO
15 KT ELSEWHERE. SEAS 4 TO 6 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
WED
SE WINDS 10 KT. SEAS 4 TO 5 FT.
WED NIGHT
SE WINDS 10 KT. SEAS 4 TO 5 FT.
THU
SE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
THU NIGHT
SE WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SAT
S WINDS LESS THAN 10 KT. SEAS 3 FT.
SAT NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
ATLC WATERS S OF 22N W OF 65W
OVERNIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING,
SUBSIDING TO 2 FT OR LESS.
SAT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
SAT NIGHT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU
E WINDS 10 KT. SEAS 4 TO 5 FT.
THU NIGHT
E WINDS 10 KT. SEAS 4 FT.
FRI
E WINDS 10 KT. SEAS 4 FT.
FRI NIGHT
E WINDS 10 KT. SEAS 3 TO 4 FT.
SAT
E WINDS 10 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
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