390
FZNT31 KNHC 160256
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
956 PM EST SUN DEC 15 2024
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 STRONG PRESSURE GRADIENT WILL CONTINUE TO INDUCE
FRESH TO STRONG NE WINDS IN THE LEE OF CUBA, AND OVER THE NW
CARIBBEAN THROUGH MON MORNING. A SURFACE TROUGH OVER THE SW N
ATLANTIC WATERS EXTENDING INTO THE CARIBBEAN THROUGH HISPANIOLA
WILL DRIFT WESTWARD ACROSS THE CENTRAL CARIBBEAN THROUGH TUE,
LIKELY REACHING THE NW CARIBBEAN ON WED. HIGH PRESSURE WILL
BUILD IN THE WAKE ON THE TROUGH, AND WILL ENHANCE THE TRADES TO
FRESH TO STRONG SPEEDS OVER THE CENTRAL CARIBBEAN MAINLY AT
NIGHT MON THROUGH THU.
NW CARIBBEAN W OF 85W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
WED
E WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 10 KT. SEAS 3 FT.
WED NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING NE LESS
THAN 10 KT LATE. SEAS 2 TO 3 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.
THU NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 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 20 KT. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 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.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
E WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT.
TUE
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TONIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
MON
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
MON NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
N WINDS 10 TO 15 KT. 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 4 TO 6 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
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 20 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT
E WINDS 10 TO 20 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 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.
FRI
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
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 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 20 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
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 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 5 TO 7 FT.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 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.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A TIGHT PRESSURE GRADIENT BETWEEN STRONG HIGH
PRESSURE OVER THE EASTERN SEABOARD AND A TROUGH THAT EXTENDS
FROM NEAR 28N68W TO 25N72W AND TO LOW PRESSURE OF 1010 MB IN THE
WINDWARD PASSAGE WILL CONTINUE TO SUPPORT FRESH TO STRONG NE
WINDS AND VERY ROUGH SEAS OVER MOST OF THE WATERS WEST OF 65W.
THESE HAZARDOUS MARINE CONDITIONS WILL GRADUALLY DIMINISH LATE
TONIGHT INTO MON. FRESH TO LOCALLY STRONG E WINDS WILL PREVAIL E
OF THE BAHAMAS THROUGH WED AS A RIDGE BUILDS TOWARDS THE WESTERN
ATLANTIC. LOOKING AHEAD, THE NEXT COLD FRONT IS FORECAST TO MOVE
OFF THE NORTHEASTERN FLORIDA OFFSHORE WATERS WED NIGHT, REACH
FROM NEAR 32N71W TO THE CENTRAL BAHAMAS BY LATE THU NIGHT AND
STALL. A STRONG COLD FRONT MAY QUICKLY MERGE WITH THE STALLED
FRONT LATE ON FRI, FOLLOWED BY FRESH TO STRONG NW WINDS.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
E WINDS 15 TO 25 KT. SEAS 11 TO 15 FT.
MON
E WINDS 10 TO 20 KT. SEAS 9 TO 13 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
TUE NIGHT
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
WED NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
VARIABLE WINDS LESS THAN 10 KT, BECOMING N LESS THAN
10 KT IN THE AFTERNOON. SEAS 5 TO 6 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
VARIABLE WINDS LESS THAN 10 KT, BECOMING NW 10 TO 15 KT
IN THE AFTERNOON. SEAS 5 TO 7 FT.
FRI NIGHT
NW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
E WINDS 20 TO 25 KT. SEAS 12 TO 16 FT.
MON
E WINDS 10 TO 20 KT. SEAS 10 TO 14 FT, SUBSIDING TO 9 TO
11 FT IN THE AFTERNOON.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
WED NIGHT
SE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU
S WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
W WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
BAHAMAS N OF 22N
TONIGHT
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
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
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
E WINDS 15 TO 25 KT. SEAS 10 TO 15 FT.
MON
E WINDS 15 TO 25 KT. SEAS 9 TO 13 FT.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 9 TO 11 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
WED NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU
SE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI
S WINDS LESS THAN 10 KT. SEAS 6 TO 7 FT.
FRI NIGHT
S TO SW WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 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 20 KT. SEAS 6 TO 8 FT.
TUE NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED NIGHT
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 15 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.
TUE NIGHT
E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
WED
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.
WED NIGHT
E WINDS 15 TO 20 KT. SEAS 9 TO 10 FT.
THU
E WINDS 15 TO 20 KT. SEAS 8 TO 10 FT.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
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