106
FZNT31 KNHC 120320
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1020 PM EST WED DEC 11 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
HIGH PRESSURE N OF AREA COMBINED WITH THE COLOMBIAN
LOW CONTINUES TO SUPPORT FRESH TO STRONG TRADES AND ROUGH SEAS
OVER THE CENTRAL CARIBBEAN, INCLUDING OFFSHORE COLOMBIA. THE
HIGH PRESSURE WILL SHIFT EASTWARD OVER THE CENTRAL ATLANTIC
THROUGH TONIGHT ALLOWING FOR THE TRADES TO DIMINISH TO MODERATE
TO FRESH SPEEDS, EXCEPT OFF THE COAST OF COLOMBIA, WHERE FRESH
TO STRONG WINDS WILL PERSIST THROUGH FRI. A COLD FRONT EXTENDING
FROM WESTERN CUBA TO BELIZE WILL BECOME STATIONARY FROM EAST-
CENTRAL CUBA TO NEAR CABO GRACIAS A DIOS, NICARAGUA THU NIGHT
WHILE WEAKENING. FRESH TO STRONG NORTHEAST WINDS BEHIND THE
FRONT WILL DIMINISH SOME ON FRI, EXCEPT IN THE LEE OF CUBA AND
THE WINDWARD PASSAGE WHERE FRESH TO STRONG NE WINDS WILL
CONTINUE THROUGH SAT.
NW CARIBBEAN W OF 85W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
N WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT
AFTER MIDNIGHT. 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.
THU
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 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 15 TO 25 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 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 LESS THAN 10 KT. SEAS 3 TO 4 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
THU
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
THU NIGHT
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
FRI
NE WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 4 TO 6 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.
MON
NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
NE WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON.
SEAS 4 TO 6 FT.
SUN NIGHT
N WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
MON
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
MON NIGHT
N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA, AND
4 TO 6 FT ELSEWHERE.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT GULF OF
VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
FRI
NE WINDS 10 TO 20 KT. SEAS 3 FT GULF OF VENEZUELA, AND
5 TO 7 FT ELSEWHERE.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SUN
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
SUN NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT.
MON
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
MON 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
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
E WINDS 10 TO 15 KT, SHIFTING TO S IN THE AFTERNOON. SEAS
5 TO 7 FT.
THU NIGHT
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN NIGHT
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.
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W
TONIGHT
E WINDS LESS THAN 10 KT. 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 TO 5 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 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 5 TO 7 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
STRONG TO FREQUENT GUST TO GALE-FORCE NW WINDS AND
ROUGH SEAS WILL CONTINUE TO AFFECT THE NORTHEAST AND CENTRAL
FLORIDA OFFSHORE WATERS TONIGHT BEHIND A COLD FRONT THAT EXTENDS
FROM 31N76W SW TO THE STRAITS OF FLORIDA. THE FRONT WILL REACH
FROM 31N69W TO 23N78W THU AFTERNOON, AND 31N68W TO 21.5N75W FRI
AFTERNOON WHILE WEAKENING. STRONG HIGH PRESSURE IN THE WAKE OF
THE FRONT WILL TIGHTEN THE PRESSURE GRADIENT AGAINST AN
APPROACHING SURFACE TROUGH FROM THE EAST. IN ADDITION, STRONG
HIGH PRESSURE ALSO FOLLOWS THE TROUGH. THIS WEATHER PATTERN WILL
LEAD TO THE CONTINUATION OF STRONG TO NEAR GALE-FORCE WINDS AND
ROUGH SEAS ACROSS MOST OF THE REGION THROUGH THE WEEKEND. WINDS
WILL START TO GRADUALLY WEAKEN SUN NIGHT INTO MON.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
NW WINDS 20 TO 30 KT. SEAS 7 TO 10 FT.
THU
N WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
THU NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
FRI
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
FRI NIGHT
NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
SAT
E WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
SAT NIGHT
E WINDS 20 TO 30 KT. SEAS 12 TO 16 FT.
SUN
E WINDS 15 TO 25 KT. SEAS 12 TO 16 FT.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 11 TO 15 FT.
MON
E WINDS 10 TO 20 KT. SEAS 10 TO 13 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 9 TO 11 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
SW WINDS 15 TO 25 KT W OF 70W, AND SE 10 TO 15 KT
ELSEWHERE. SEAS 6 TO 8 FT.
THU
N WINDS 10 TO 20 KT W OF 70W, AND E LESS THAN 10 KT
ELSEWHERE. SEAS 6 TO 9 FT W OF 70W, AND 5 TO 6 FT ELSEWHERE.
THU NIGHT
NE WINDS 15 TO 25 KT W OF 70W, AND NE 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 9 FT.
FRI
NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
FRI NIGHT
NE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
SAT
NE WINDS 20 TO 30 KT. SEAS 12 TO 17 FT.
SAT NIGHT
NE WINDS 20 TO 30 KT. SEAS 13 TO 17 FT.
SUN
E WINDS 20 TO 30 KT. SEAS 13 TO 17 FT.
SUN NIGHT
E WINDS 15 TO 25 KT. SEAS 13 TO 15 FT.
MON
E WINDS 15 TO 25 KT. SEAS 11 TO 13 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 10 TO 12 FT.
BAHAMAS N OF 22N
TONIGHT
SE WINDS LESS THAN 10 KT, BECOMING NE 10 TO 20 KT
AFTER MIDNIGHT. SEAS 3 FT.
THU
NE WINDS 15 TO 25 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
FRI
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
FRI NIGHT
NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
SAT
NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
SAT NIGHT
NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
SUN
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
SUN NIGHT
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
MON
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
SE WINDS LESS THAN 10 KT W OF 70W, AND E 10 TO 15 KT
ELSEWHERE. SEAS 5 TO 7 FT.
THU
W OF 70W, NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO
15 KT IN THE AFTERNOON. ELSEWHERE, NE WINDS 10 TO 20 KT. SEAS
5 TO 7 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI
NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
FRI NIGHT
NE WINDS 15 TO 25 KT. SEAS 10 TO 13 FT.
SAT
NE WINDS 15 TO 25 KT. SEAS 10 TO 15 FT.
SAT NIGHT
E WINDS 15 TO 25 KT. SEAS 11 TO 16 FT.
SUN
E WINDS 15 TO 25 KT. SEAS 11 TO 16 FT.
SUN NIGHT
E WINDS 15 TO 25 KT. SEAS 10 TO 14 FT.
MON
E WINDS 10 TO 20 KT. SEAS 9 TO 13 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 9 TO 12 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI NIGHT
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SUN
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 6 TO 9 FT.
SUN NIGHT
SE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
MON
E WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
MON NIGHT
E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
THU
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.
MON
SE WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.
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