941
FZNT31 KNHC 140319
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1119 PM EDT SAT SEP 13 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 TROPICAL WAVE JUST WEST OF THE LESSER ANTILLES
WILL MOVE ACROSS THE EASTERN CARIBBEAN THROUGH SUN NIGHT, THEN
ACROSS THE CENTRAL CARIBBEAN MON THROUGH TUE AND THE WESTERN
CARIBBEAN TUE NIGHT THROUGH THU NIGHT. EXPECT FRESH WINDS OVER
THE CENTRAL CARIBBEAN MON AND TUE FOLLOWING THE TROPICAL WAVE.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAY ACCOMPANY THE
WAVE. GENTLE TO MODERATE BREEZES AND MOSTLY MODERATE SEAS WILL
PERSIST OTHERWISE THROUGH THU.
NW CARIBBEAN W OF 85W
OVERNIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
SUN
VARIABLE WINDS LESS THAN 10 KT, BECOMING E LESS THAN
10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS.
SUN NIGHT
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,
BUILDING TO 3 FT AFTER MIDNIGHT.
MON
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
MON NIGHT
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 20 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
OVERNIGHT
S OF 18N, E WINDS 10 TO 15 KT. ELSEWHERE, VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN
E WINDS 10 TO 15 KT S OF 18N, AND SE LESS THAN 10 KT
ELSEWHERE. SEAS 3 TO 4 FT.
SUN NIGHT
S OF 18N, E WINDS 10 TO 15 KT. ELSEWHERE, VARIABLE
WINDS LESS THAN 10 KT, BECOMING E LESS THAN 10 KT LATE. SEAS
3 TO 4 FT.
MON
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 TO 3 FT ELSEWHERE.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU 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.
SUN
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT
NE 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 LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SW CARIBBEAN S OF 11N
OVERNIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 3 FT.
SUN
W WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 FT.
SUN NIGHT
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,
BUILDING TO 3 FT AFTER MIDNIGHT.
MON
NW WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.
MON NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 FT.
TUE
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
WED
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
WED NIGHT
W WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU NIGHT
SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
CARIBBEAN BETWEEN 64W AND 72W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
GULF OF VENEZUELA, E WINDS 10 TO 15 KT. ELSEWHERE,
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
E WINDS 10 TO 20 KT. SEAS 3 TO 5 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 15 KT. SEAS 3 TO 5 FT.
WED
E 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 10 TO 15 KT. SEAS 3 TO 4 FT.
THU 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 3 TO 5 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.
MON
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
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 LESS THAN 10 KT. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU 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
OVERNIGHT
E 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 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
E 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 4 FT.
WED
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 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 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
WEAK LOW PRESSURE OF 1010 MB IS JUST NORTH OF THE
AREA NEAR 32N75W, WITH A STATIONARY FRONT EXTENDING FROM IT TO
28N77W, TO THE NW BAHAMAS AND TO THE STRAITS OF FLORIDA. FRESH
TO STRONG NORTHEAST WINDS AND MODERATE SEAS OFF NORTHEAST
FLORIDA WILL DIMINISH THROUGH SUN AS THE FRONT WEAKENS. SCATTERED
TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE SOUTH OF 25N TO ALONG
THE COAST OF CUBA AND BETWEEN 75W AND 80W. ATLANTIC HIGH PRESSURE
WILL GENERALLY MAINTAIN MODERATE WINDS AND SEAS ELSEWHERE ACROSS
THE REGION WELL INTO NEXT WEEK.
ATLC WATERS FROM 27N TO 31N W OF 77W
OVERNIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN NIGHT
NW WINDS LESS THAN 10 KT, SHIFTING TO S AFTER
MIDNIGHT. SEAS 5 TO 7 FT.
MON
SW WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
MON NIGHT
W WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE
SW WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE NIGHT
NE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
WED
NE 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 TO 15 KT. SEAS 4 TO 5 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
OVERNIGHT
SW WINDS LESS THAN 10 KT W OF 70W, AND S 10 TO
15 KT ELSEWHERE. SEAS 4 TO 6 FT.
SUN
W OF 70W, W WINDS 10 TO 15 KT, SHIFTING TO SW IN THE
AFTERNOON. ELSEWHERE, S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
MON
SW WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
MON NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
TUE NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
WED
NE WINDS LESS THAN 10 KT. SEAS 4 FT.
WED NIGHT
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
THU NIGHT
SE WINDS 10 KT. SEAS 4 TO 5 FT.
BAHAMAS N OF 22N
OVERNIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN NIGHT
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 4 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 10 TO 15 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
OVERNIGHT
W OF 70W, VARIABLE WINDS LESS THAN 10 KT, BECOMING
S LESS THAN 10 KT LATE. ELSEWHERE, S WINDS 10 KT. SEAS 3 TO 4
FT.
SUN
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
SUN NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
MON NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
TUE
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 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 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
ATLC WATERS S OF 22N W OF 65W
OVERNIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
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 4 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
OVERNIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 5 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.
MON
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
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