631
FZNT31 KNHC 232003
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
403 PM EDT TUE APR 23 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 LATE SEASON COLD FRONT PASSING OVER THE BAHAMAS IS
REDUCING THE N-S PRESSURE GRADIENT AND FORCING ONLY GENTLE TO
MODERATE TRADES OVER THE CARIBBEAN THROUGH TONIGHT. AS HIGH
PRESSURE BUILDS IN BEHIND THE FRONT, THE TRADES WILL STRENGTHEN
TO FRESH TO LOCALLY STRONG JUST NORTH OF COLOMBIA, THROUGH THE
WINDWARD PASSAGE, AND IN THE LEE OF CUBA WED AND THU. LOOKING
AHEAD, FURTHER BUILDING OF THE HIGH ON STARTING ON FRI WILL ALSO
FORCE FRESH TO STRONG TRADES IN THE GULF OF HONDURAS AND JUST
SOUTH OF HISPANIOLA THROUGH THE WEEKEND.
NW CARIBBEAN W OF 85W
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT AND THU
E WINDS 10 TO 15 KT. SEAS 3 FT.
THU THROUGH SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO
3 TO 4 FT AFTER MIDNIGHT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT AND THU
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU THROUGH SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TONIGHT
NE WINDS 15 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 3 TO 5 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT AND THU
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST
OF COLOMBIA, AND NE 10 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT.
THU THROUGH SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SW CARIBBEAN S OF 11N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
WED
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT AND THU
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU THROUGH SUN
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
TONIGHT
NE WINDS 10 TO 20 KT GULF OF VENEZUELA, AND E 10 TO
15 KT ELSEWHERE. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 20 KT GULF OF VENEZUELA, AND E 10 TO 15 KT
ELSEWHERE. GULF OF VENEZUELA, SEAS 2 FT OR LESS, BUILDING TO
3 FT IN THE AFTERNOON. ELSEWHERE, SEAS 3 TO 5 FT.
WED NIGHT AND THU
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
THU THROUGH SUN
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
TONIGHT
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 AND THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU THROUGH SUN
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 10 TO 20 KT. SEAS 4 TO 6 FT.
WED
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT AND THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU THROUGH SUN
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A COLD FRONT EXTENDS FROM NEAR BERMUDA TO THE
STRAITS OF FLORIDA. SHOWERS AND THUNDERSTORMS ARE OCCURRING
WITHIN 60 NM OF THE FRONT, MAINLY NORTH OF 27N. THE FRONT WILL
REACH FROM 31N61W TO THE SE BAHAMAS BY TOMORROW MORNING,
BECOMING STATIONARY ON THU AND FRI WHILE TRANSITIONING TO A
TROUGH. FRESH TO STRONG WINDS ON EITHER SIDE OF THE FRONT NORTH
OF 30N WILL DIMINISH TONIGHT, LEAVING THE AREA WITH QUIESCENT
CONDITIONS THROUGH FRI MORNING. LOOKING AHEAD, A NEW COLD FRONT
WILL MERGE WITH THE TROUGH AND PROGRESS EASTWARD, REACHING 31N57W
TO E CUBA ON SAT MORNING, AND THEN 25N55W TO HISPANIOLA ON SUN
MORNING. A BUILDING BERMUDA HIGH SHOULD CAUSE WIDESPREAD FRESH TO
STRONG N TO E WINDS WEST OF THE FRONT BEGINNING ON FRI NIGHT
THROUGH SUN NIGHT.
ATLC WATERS FROM 27N TO 31N W OF 77W
TONIGHT
E WINDS 10 KT. SEAS 6 TO 8 FT.
WED
SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
WED NIGHT AND THU
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
THU THROUGH SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TONIGHT
N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
WED
N WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT.
WED NIGHT AND THU
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
THU THROUGH SUN
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
BAHAMAS N OF 22N
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT AND THU
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU THROUGH SUN
E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TONIGHT
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, N WINDS
LESS THAN 10 KT, SHIFTING TO NE AFTER MIDNIGHT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT AND THU
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU THROUGH SUN
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
ATLC WATERS S OF 22N W OF 65W
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT AND THU
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU THROUGH SUN
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TONIGHT
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 AND THU
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
THU THROUGH SUN
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
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