526
FZNT31 KNHC 111505
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1105 AM EDT SUN MAY 11 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
WIDESPREAD FRESH TO STRONG TRADE WINDS AND ROUGH TO
VERY ROUGH SEAS ARE EXPECTED ACROSS THE CENTRAL CARIBBEAN,
INCLUDING THROUGH THE WINDWARD PASSAGE, THROUGH EARLY WED AS A
STRONG PRESSURE GRADIENT PREVAILS BETWEEN HIGH PRESSURE TO THE
NORTH AND THE COLOMBIAN LOW. PERIODS OF NEAR-GALE FORCE WINDS
WILL BE POSSIBLE OFFSHORE OF COLOMBIA AND THROUGH THE GULF OF
VENEZUELA EACH AFTERNOON AND NIGHT. FARTHER EAST, PULSING
MODERATE TO FRESH E WINDS AND LOCALLY ROUGH SEAS ARE LIKELY
ACROSS THE ATLANTIC PASSAGES INTO THE EASTERN CARIBBEAN THROUGH
MIDWEEK. LOOKING AHEAD, WINDS AND SEAS WILL SLOWLY DIMINISH BY
LATE WEEK.
NW CARIBBEAN W OF 85W
THIS AFTERNOON
E WINDS 10 TO 15 KT, SHIFTING TO SE IN THE
AFTERNOON. SEAS 3 TO 4 FT.
TONIGHT
E WINDS LESS THAN 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON NIGHT
NE WINDS 10 TO 15 KT, SHIFTING TO E AFTER MIDNIGHT.
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 5 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.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT S OF 18N,
AND 3 TO 5 FT ELSEWHERE.
TONIGHT
E WINDS 10 TO 20 KT S OF 18N, AND E LESS THAN 10 KT
ELSEWHERE. SEAS 6 TO 9 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.
MON
E WINDS 10 TO 20 KT S OF 18N, AND E LESS THAN 10 KT
ELSEWHERE. SEAS 6 TO 9 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.
MON NIGHT
S OF 18N, E WINDS 10 TO 20 KT. ELSEWHERE, SE WINDS
LESS THAN 10 KT, SHIFTING TO NE AFTER MIDNIGHT. SEAS 6 TO 8 FT S
OF 18N, AND 3 TO 5 FT ELSEWHERE.
TUE
E WINDS 10 TO 20 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 10 TO 15 KT. SEAS 3 TO 5 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
THIS AFTERNOON
E WINDS 20 TO 30 KT. SEAS 7 TO 11 FT.
TONIGHT
NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
MON
E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
MON NIGHT
E WINDS 20 TO 30 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 15 TO 25 KT ELSEWHERE. SEAS 7 TO 11 FT.
TUE
E WINDS 15 TO 25 KT. SEAS 7 TO 11 FT.
TUE NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
THIS AFTERNOON
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 6 TO 8 FT.
MON
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
TUE
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 5 TO 7 FT.
THU
SW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
THU NIGHT
W WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
THIS AFTERNOON
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E
10 TO 20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO
8 FT ELSEWHERE.
TONIGHT
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
MON
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO 20 KT
ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT
ELSEWHERE.
MON NIGHT
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
TUE
E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
TUE NIGHT
E WINDS 15 TO 25 KT. SEAS 5 TO 7 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
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
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.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 20 KT. 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 5 TO 7 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
E WINDS 10 TO 15 KT. 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.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
MODERATE TO FRESH SE WINDS WILL PULSE OFFSHORE OF
FLORIDA AND NORTH OF THE GREATER ANTILLES TODAY. FRESH TO STRONG
SE TO S WINDS ARE EXPECTED TO DEVELOP TONIGHT AND CONTINUE INTO
TUE OFFSHORE OF CENTRAL AND NORTHERN FLORIDA AS A STRENGTHENING
PRESSURE GRADIENT DEVELOPS BETWEEN HIGH PRESSURE IN THE WESTERN
ATLANTIC AND A LOW PRESSURE IN THE SOUTHEASTERN UNITED STATES. A
COLD FRONT ASSOCIATED WITH THE LOW PRESSURE SYSTEM IS SLATED TO
MOVE OFFSHORE OF THE SOUTHEASTERN U.S. ON TUE AND MEANDER THROUGH
MIDWEEK, BEFORE WEAKENING AND LIFTING NORTHEASTWARD. ELSEWHERE,
PULSING MODERATE TO FRESH TRADE WINDS WILL PREVAIL SOUTH OF 25N
THIS WEEK. LOCALLY ROUGH SEAS IN NE SWELL WILL IMPACT THE WATERS
NEAR THE LESSER ANTILLES AND ACROSS THE PASSAGES INTO THE
CARIBBEAN THROUGH LATE WEEK.
ATLC WATERS FROM 27N TO 31N W OF 77W
THIS AFTERNOON
SE WINDS 10 TO 20 KT. SEAS 5 TO 6 FT.
TONIGHT
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
S WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE
SW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
W WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
WED NIGHT
SW WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
THU
SW WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
THIS AFTERNOON
SE WINDS 10 TO 15 KT W OF 70W, AND VARIABLE
LESS THAN 10 KT ELSEWHERE. SEAS 4 TO 5 FT.
TONIGHT
E WINDS 10 TO 15 KT W OF 70W, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 4 TO 5 FT.
MON
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
BAHAMAS N OF 22N
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
S WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT.
WED NIGHT
SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS,
BUILDING TO 3 FT AFTER MIDNIGHT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
TONIGHT
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 5 TO 7 FT.
TUE
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
ATLC WATERS S OF 22N W OF 65W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 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
THIS AFTERNOON
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
TONIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.
TUE
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
THU
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page