949
FZNT31 KNHC 160857
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
357 AM EST MON DEC 16 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 THIS MORNING. A TROUGH THAT EXTENDS FROM NEAR
THE SOUTHEASTERN BAHAMAS TO THE EASTERN TIP OF CUBA AND TO NEAR
15N77W 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
TODAY
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
TUE NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
WED
NE WINDS LESS THAN 10 KT IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT.
WED NIGHT
VARIABLE WINDS LESS THAN 10 KT, BECOMING NE LESS
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
THU
N WINDS LESS THAN 10 KT. SEAS 2 TO 4 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 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TODAY
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
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 S OF 18N, AND
3 TO 4 FT ELSEWHERE.
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
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TODAY
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE NIGHT
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
WED NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 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 15 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TODAY
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
TONIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE
N TO NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
N WINDS 10 TO 15 KT. SEAS 4 TO 6 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
TODAY
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF VENEZUELA,
AND 4 TO 6 FT ELSEWHERE.
TUE NIGHT
E WINDS 20 TO 25 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. 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 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 4 TO 5 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TODAY
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
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 20 KT. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 20 KT. SEAS 6 TO 8 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 20 KT. SEAS 6 TO 9 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 9 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
TODAY
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
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 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 5 TO 7 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 26N71W TO LOW PRESSURE OF 1010 MB NEAR THE EASTERN TIP
OF CUBA AND TO THE CARIBBEAN NEAR EASTERN JAMAICA WILL CONTINUE
TO SUPPORT FRESH TO STRONG NE WINDS AND VERY ROUGH SEAS OVER
MOST OF THE WATERS WEST OF 65W. THESE CONDITIONS WILL SLOWLY
ABATE TODAY INTO EARLY THIS EVENING. 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
COAST 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
TODAY
E WINDS 10 TO 20 KT. SEAS 9 TO 12 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
TUE
E WINDS 10 TO 20 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
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
THU
NW TO N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
FRI
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TODAY
E WINDS 15 TO 25 KT. SEAS 9 TO 13 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 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 8 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
FRI
E WINDS 10 TO 15 KT, SHIFTING TO SW IN THE AFTERNOON.
SEAS 6 FT.
FRI NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
BAHAMAS N OF 22N
TODAY
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
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
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI
N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TODAY
E WINDS 15 TO 25 KT. SEAS 9 TO 12 FT.
TONIGHT
E WINDS 15 TO 20 KT. SEAS 9 TO 10 FT.
TUE
E WINDS 20 TO 25 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 8 TO 10 FT.
TUE NIGHT
E WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 7 TO 10 FT.
WED
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
WED NIGHT
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.
THU
SE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 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.
ATLC WATERS S OF 22N W OF 65W
TODAY
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
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 15 TO 25 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 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 5 TO 7 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TODAY
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 6 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 20 KT. SEAS 9 TO 10 FT.
THU
E WINDS 20 KT. SEAS 9 TO 10 FT.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 9 TO 10 FT.
FRI
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.
FRI NIGHT
E WINDS 15 KT. SEAS 7 TO 8 FT.
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