156
FZNT31 KNHC 181350
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
850 AM EST TUE FEB 18 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
MOSTLY FRESH TRADE WINDS AND MODERATE SEAS ARE
EXPECTED ACROSS THE CENTRAL, EASTERN AND PORTIONS OF THE
SOUTHWESTERN PART OF THE BASIN THROUGH SAT NIGHT, EXCEPT FOR
STRONG TO NEAR GALE-FORCE WINDS AND ROUGH SEAS OFFSHORE OF
COLOMBIA AND IN THE GULF OF VENEZUELA. GENTLE TO MODERATE WINDS
ALONG WITH SLIGHT TO MODERATE SEAS WILL PREVAIL IN THE
NORTHWESTERN CARIBBEAN THROUGH THU NIGHT. A COLD FRONT WILL SINK
INTO THE YUCATAN CHANNEL AND VICINITY WATERS THU NIGHT INTO FRI,
REACH THE WINDWARD PASSAGE FRI NIGHT INTO SAT BEFORE DISSIPATING
SAT NIGHT. STRONG HIGH PRESSURE BUILDING IN THE WAKE OF THE
FRONT N OF THE AREA WILL LEAD TO THE DEVELOPMENT OF FRESH TO
STRONG NE WINDS IN THE LEE OF CUBA AND THE WINDWARD PASSAGE FRI
EVENING THROUGH SAT NIGHT. OTHERWISE, ROUGH SEAS IN EAST SWELL
WILL CONTINUE EAST OF THE LESSER ANTILLES THROUGH FRI NIGHT,
SUBSIDING AFTERWARD.
NW CARIBBEAN W OF 85W
TODAY
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 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
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 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.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
TODAY
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT S OF 18N, AND 3 TO
4 FT ELSEWHERE.
TONIGHT
E WINDS 10 TO 20 KT S OF 18N, AND E LESS THAN 10 KT
ELSEWHERE. SEAS 4 TO 6 FT S OF 18N, AND 3 FT ELSEWHERE.
WED
S OF 18N, E WINDS 10 TO 20 KT, SEAS 4 TO 6 FT. ELSEWHERE,
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
S OF 18N, E WINDS 10 TO 20 KT, SEAS 4 TO 6 FT.
ELSEWHERE, VARIABLE WINDS LESS THAN 10 KT, BECOMING NE LESS THAN
10 KT LATE. SEAS 2 TO 4 FT.
THU
E 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 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
CARIBBEAN FROM 11N TO 15N W OF 72W
TODAY
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT.
WED
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,
AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT.
WED NIGHT
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND E 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT.
THU
E 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 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 9 FT.
SW CARIBBEAN S OF 11N
TODAY
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 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 9 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
CARIBBEAN BETWEEN 64W AND 72W
TODAY
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
TONIGHT
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. SEAS 5 TO 7 FT.
WED
NE WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO 20 KT
ELSEWHERE. SEAS 3 TO 4 FT GULF OF VENEZUELA, AND 5 TO 7 FT
ELSEWHERE.
WED NIGHT
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO
20 KT ELSEWHERE. 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 5 TO 6 FT.
FRI
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
TODAY
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 10 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 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 6 TO 8 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT 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 20 KT. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 10 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 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 8 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
A COLD FRONT EXTENDING FROM 31N58W TO ANDROS ISLAND
WHERE IT STALLS TO THE STRAITS OF FLORIDA WILL BECOME FULLY
STATIONARY AND WEAKEN FROM 29N55W TO 27N64W EARLY WED. FRESH SW
WINDS AHEAD OF THE FRONT NORTH OF 29N WILL DIMINISH THIS MORNING
AS THE FRONT CONTINUES TO MOVE EASTWARD. FRESH TO STRONG
SOUTHEAST WINDS WILL DEVELOP OVER THE CENTRAL AND NORTHEAST
FLORIDA OFFSHORE WATERS WED AHEAD OF THE NEXT COLD FRONT
FORECAST TO COME OFF THE COAST WED AFTERNOON. THIS FRONT WILL
REACH FROM NEAR 31N77W TO VERO BEACH, FLORIDA WED NIGHT, FROM
NEAR 31N63W TO THE SOUTHERN BAHAMAS AND EASTERN CUBA THU NIGHT,
FROM NEAR 29N55W TO THE WINDWARD PASSAGE FRI NIGHT AND BEGIN TO
WEAKEN AS IT REACHES FROM NEAR 26N55W TO 22N64W TO THE WINDWARD
PASSAGE SAT NIGHT. FRESH TO STRONG WINDS ARE EXPECTED AHEAD AND
BEHIND THIS SECOND FRONT NORTH OF ABOUT 27N THROUGH FRI. STRONG
HIGH PRESSURE WILL BUILD SAT AND SAT NIGHT IN THE WAKE OF THE
FRONT. THE RESULTANT TIGHT GRADIENT WILL BRING FRESH TO STRONG NE
WINDS TO THE STRAITS OF FLORIDA AND THE GREAT BAHAMA BANK
PRIMARILY SOUTH OF 25N FRI NIGHT INTO SAT NIGHT. CONDITIONS
DIMINISH SUN AND SUN NIGHT AS ANOTHER COLD FRONT MOVES ACROSS THE
NORTHWEST PART OF THE AREA.
ATLC WATERS FROM 27N TO 31N W OF 77W
TODAY
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
TONIGHT
E TO SE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.
WED
S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
WED NIGHT
W WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
NW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
THU NIGHT
N WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
FRI
N WINDS 15 KT. SEAS 7 TO 9 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
TODAY
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, N WINDS LESS
THAN 10 KT. SEAS 6 TO 9 FT.
TONIGHT
E WINDS 10 TO 15 KT W OF 70W, AND NE LESS THAN 10 KT
ELSEWHERE. SEAS 5 TO 7 FT.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
WED NIGHT
S WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
THU
SW WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
THU NIGHT
NW WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
FRI
N WINDS 10 TO 20 KT. SEAS 8 TO 13 FT.
FRI NIGHT
N WINDS 10 TO 20 KT. SEAS 8 TO 13 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.
SAT NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
BAHAMAS N OF 22N
TODAY
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED NIGHT
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
THU
SW WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE
AFTERNOON. SEAS 3 TO 4 FT.
THU NIGHT
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
TODAY
W OF 70W, E WINDS LESS THAN 10 KT. ELSEWHERE, SE WINDS
10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON.
SEAS 5 TO 6 FT.
TONIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 5 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FRI
N WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
ATLC WATERS S OF 22N W OF 65W
TODAY
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
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
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
TODAY
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
TONIGHT
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 15 TO 20 KT. SEAS 7 TO 9 FT.
THU
E WINDS 10 TO 20 KT. SEAS 8 TO 10 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 7 TO 10 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
SAT
E WINDS 10 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
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