294  
FZNT31 KNHC 200324  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1024 PM EST WED FEB 19 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  
MODERATE TO FRESH TRADE WINDS AND MODERATE SEAS WILL  
CONTINUE OVER MOST SECTIONS OF THE CENTRAL AND EASTERN CARIBBEAN  
THROUGH MON NIGHT, EXCEPT FOR STRONG TO NEAR GALE-FORCE WINDS  
AND ROUGH SEAS OFFSHORE OF COLOMBIA AND WITHIN AND NEAR THE GULF  
OF VENEZUELA. GENTLE TO MODERATE WINDS ALONG WITH SLIGHT TO  
MODERATE SEAS WILL PREVAIL IN THE NORTHWESTERN CARIBBEAN THROUGH  
THU NIGHT, THEN RETURN SAT NIGHT THROUGH MON NIGHT. A COLD FRONT  
WILL APPROACH THE YUCATAN CHANNEL THU NIGHT, 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 EARLY  
SUN. OTHERWISE, ROUGH SEAS IN EAST SWELL WILL CONTINUE EAST OF  
THE LESSER ANTILLES THROUGH SAT, SUBSIDING AFTERWARD.  
 
NW CARIBBEAN W OF 85W  
   
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 3 FT, BUILDING TO 4 TO  
6 FT AFTER MIDNIGHT.    
FRI  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT  
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT  
E WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER  
MIDNIGHT. SEAS 3 TO 5 FT.    
SUN  
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
SUN NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.   
MON  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 3 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
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.    
THU  
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.    
THU NIGHT  
S OF 18N, E WINDS 10 TO 15 KT, SEAS 3 TO 5 FT.  
ELSEWHERE, NE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT,SEAS 3 FT IN THE EVENING, SUBSIDING TO 2 FT OR  
LESS.    
FRI  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
NE 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 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, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 3 TO 5 FT.    
MON  
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
MON NIGHT  
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
TONIGHT  
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.    
THU  
E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA,  
AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.    
THU NIGHT  
E WINDS 20 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 10 TO 20 KT. SEAS 6 TO 9 FT.    
FRI NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN NIGHT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON  
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
SW CARIBBEAN S OF 11N  
   
TONIGHT  
NE 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 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 9 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT NIGHT  
N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN  
NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
SUN NIGHT  
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON  
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TONIGHT  
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 5 TO 7 FT.    
THU  
NE WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO 20 KT  
ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 5 TO 7 FT  
ELSEWHERE.    
THU NIGHT  
E WINDS 20 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 5 TO 6 FT.    
FRI  
E WINDS 15 TO 20 KT GULF OF VENEZUELA, AND E 10 TO 20 KT  
ELSEWHERE. 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 4 TO 6 FT.    
SUN  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
E WINDS 10 TO 20 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 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 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 20 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.    
SUN  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON 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 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 20 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 6 TO 8 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 5 TO 7 FT.  
 
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS  
   
SYNOPSIS  
FRESH TO STRONG WINDS WILL CONTINUE TO AFFECT THE  
OFFSHORE WATERS N OF 28N THROUGH FRI, AHEAD AND BEHIND OF A COLD  
FRONT THAT EXTENDS FROM 31N77W SW TO CAPE CANAVERAL, FLORIDA  
WHERE IT BRIEFLY STALLS. THE FRONT WILL REACH FROM NEAR 31N75W  
TO SOUTH FLORIDA EARLY THU, FROM NEAR 31N63W TO 26N70W AND TO  
EASTERN CUBA EARLY FRI, FROM NEAR 29N55W TO THE WINDWARD PASSAGE  
FRI NIGHT, THEN BEGIN TO WEAKEN AS IT REACHES FROM NEAR 26N55W TO  
22N64W TO THE WINDWARD PASSAGE SAT NIGHT. STRONG HIGH PRESSURE  
WILL BUILD SAT AND SAT NIGHT IN THE WAKE OF THE FRONT. THE  
RESULTANT TIGHT GRADIENT WILL BRING FRESH TO STRONG NORTHEAST  
WINDS TO THE STRAITS OF FLORIDA AND THE GREAT BAHAMA BANK  
PRIMARILY SOUTH OF 25N FRI NIGHT INTO SAT NIGHT. CONDITIONS BEGIN  
TO IMPROVE BEGINNING SUN AS A SECOND COLD FRONT MOVES ACROSS THE  
NW PART INTO EARLY NEXT WEEK.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TONIGHT  
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
THU  
NW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU NIGHT  
N WINDS 15 TO 25 KT. SEAS 7 TO 9 FT.    
FRI  
N WINDS 15 TO 20 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  
S WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
SUN  
SW WINDS 10 KT. SEAS 3 TO 4 FT.    
SUN NIGHT  
SW WINDS 10 KT. SEAS 3 TO 4 FT.    
MON  
NW WINDS 10 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
NW WINDS 10 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TONIGHT  
SW WINDS 10 TO 20 KT W OF 70W, AND S 15 TO 25 KT  
ELSEWHERE. SEAS 6 TO 8 FT.    
THU  
W WINDS 10 TO 20 KT W OF 70W, AND SW 15 TO 25 KT  
ELSEWHERE. SEAS 6 TO 9 FT.    
THU NIGHT  
NW WINDS 10 TO 20 KT. SEAS 7 TO 10 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  
N WINDS 10 TO 15 KT. SEAS 8 TO 11 FT.    
SAT NIGHT  
NE WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT.    
SUN  
E WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
SUN NIGHT  
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
MON  
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
BAHAMAS N OF 22N  
   
TONIGHT  
SE WINDS LESS THAN 10 KT, SHIFTING TO S AFTER  
MIDNIGHT. SEAS 3 FT.    
THU  
SW WINDS LESS THAN 10 KT, SHIFTING TO NW IN THE  
AFTERNOON. SEAS 3 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 5 TO 7 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON  
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
MON NIGHT  
NW WINDS LESS THAN 10 KT. SEAS 3 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TONIGHT  
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 OF 70W, W WINDS LESS THAN 10 KT, BECOMING N 10 TO  
20 KT AFTER MIDNIGHT. ELSEWHERE, S WINDS 10 TO 15 KT. SEAS 5 TO  
7 FT.    
FRI  
W OF 70W, N WINDS 10 TO 20 KT. ELSEWHERE, SW WINDS LESS  
THAN 10 KT, BECOMING NW 10 TO 20 KT IN THE AFTERNOON. SEAS 6 TO  
9 FT.    
FRI NIGHT  
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON  
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TONIGHT  
SE WINDS 10 TO 15 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, DIMINISHING TO LESS THAN 10 KT  
AFTER MIDNIGHT. SEAS 4 TO 6 FT.    
FRI  
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT.    
FRI NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT  
NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT  
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
MON  
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
THU  
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
THU NIGHT  
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI  
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
FRI NIGHT  
E WINDS 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 8 FT.    
SUN  
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.    
MON  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON NIGHT  
E WINDS 15 KT. SEAS 6 TO 7 FT.  
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