313  
FZNT31 KNHC 040825  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
325 AM EST SUN FEB 4 2018  
 
MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC  
FROM 07N TO 22N BETWEEN 55W AND 64W, THE SW N ATLANTIC S OF  
31N W OF 65W INCLUDING 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 ATLC FROM 07N TO 19N  
BETWEEN 55W AND 64W  
   
SYNOPSIS
 
HIGH PRESSURE NORTH OF THE AREA WILL SUPPORT FRESH  
TO STRONG WINDS OFF COLOMBIA, THE WINDWARD PASSAGE AND IN THE  
LEE OF HISPANIOLA THROUGH THU, PULSING TO GALE FORCE OFF  
COLOMBIA EACH NIGHT. HIGH PRESSURE BUILDING OVER THE CENTRAL  
ATLC WILL SUPPORT FRESH TRADES EAST OF THE LEEWARD AND WINDWARD  
ISLANDS, ACCOMPANIED BY NE TO E SWELL IN EXCESS OF 8 FT BY EARLY  
MON.  
 
NW CARIBBEAN W OF 85W  
   
TODAY
 
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN  
THE AFTERNOON. SEAS 3 TO 5 FT.    
TONIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
MON
 
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 3 TO 4 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 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 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 15 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 4 TO 5 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
TODAY
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT S OF 18N, AND 4 TO  
6 FT ELSEWHERE.    
TONIGHT
 
E WINDS 10 TO 20 KT S OF 18N, AND NE LESS THAN 10 KT  
ELSEWHERE. SEAS 5 TO 7 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
MON
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT S OF 18N, AND 3 TO  
4 FT ELSEWHERE.    
MON NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.    
WED
 
E WINDS 15 TO 25 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 8 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
..GALE WARNING
 
   
..GALE CONDITIONS POSSIBLE MON NIGHT
 
 
   
TODAY
 
NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT IN NE TO E  
SWELL.    
TONIGHT
 
NE TO E WINDS 20 TO 25 KT, EXCEPT 25 TO 35 KT WITHIN  
ABOUT 90 NM OF THE COAST OF COLOMBIA. SEAS 9 TO 11 FT.   
MON
 
NE TO E WINDS 20 TO 30 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND NE TO E 20 TO 25 KT ELSEWHERE. SEAS 10 TO 12 FT.    
MON NIGHT
 
NE TO E WINDS 20 TO 25 KT, EXCEPT 25 TO 35 KT WITHIN  
ABOUT 90 NM OF THE COAST OF COLOMBIA. SEAS 9 TO 11 FT.   
TUE
 
NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT.    
TUE NIGHT
 
NE TO E WINDS 20 TO 25 KT, EXCEPT 25 TO 35 KT WITHIN  
ABOUT 90 NM OF THE COAST OF COLOMBIA. SEAS 12 TO 14 FT.   
WED
 
NE TO E WINDS 25 TO 30 KT. SEAS 12 TO 16 FT.    
WED NIGHT
 
NE TO E WINDS 20 TO 25 KT, EXCEPT 25 TO 35 KT WITHIN  
ABOUT 90 NM OF THE COAST OF COLOMBIA. SEAS 12 TO 16 FT.   
THU
 
NE TO E WINDS 20 TO 30 KT. SEAS 12 TO 16 FT.    
THU NIGHT
 
NE TO E WINDS 20 TO 25 KT, EXCEPT 25 TO 35 KT WITHIN  
ABOUT 90 NM OF THE COAST OF COLOMBIA. SEAS 11 TO 14 FT.  
 
SW CARIBBEAN S OF 11N  
   
TODAY
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TONIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
MON NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
TUE
 
NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
TUE NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
WED
 
NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.    
WED NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.    
THU
 
NE WINDS 10 TO 20 KT. SEAS 8 TO 13 FT.    
THU NIGHT
 
NE WINDS 15 TO 25 KT. SEAS 8 TO 12 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
TODAY
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 5 TO 7 FT.    
MON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
E WINDS 15 TO 25 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 3 TO 5 FT GULF OF VENEZUELA, AND 6 TO 8 FT  
ELSEWHERE.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
WED
 
E WINDS 15 TO 25 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 8 FT.  
 
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO  
19N W OF 55W  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 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 7 TO 10 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
MON
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
MON NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE NIGHT
 
NE WINDS 10 TO 20 KT. SEAS 6 TO 9 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 7 TO 10 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.  
 
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
A COLD FRONT EXTENDING FROM 31N58W TO SOUTH FLORIDA  
IS STALLING ALONG 26N/27N. THE FRONT WILL DISSIPATE THROUGH  
TODAY AS IT LIFTS NORTH OF THE AREA THROUGH LATE TODAY FOLLOWED  
BY FRESH TO STRONG SOUTHERLY FLOW. ANOTHER COLD FRONT WILL MOVE  
OFF THE NE FLORIDA COAST LATE TONIGHT WILL REACH FROM BERMUDA TO  
SOUTH FLORIDA BY EARLY TUE BEFORE STALLING THEN LIFTING NORTH  
THROUGH MID WEEK.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
TODAY
 
SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.    
TONIGHT
 
SW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
MON
 
N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
NE 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
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
WED NIGHT
 
S WINDS 10 TO 15 KT. SEAS 5 FT.    
THU
 
NW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
TODAY
 
SE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
MON
 
SW WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
MON NIGHT
 
W OF 70W, NE WINDS 10 TO 15 KT. ELSEWHERE, W WINDS  
LESS THAN 10 KT, SHIFTING TO N AFTER MIDNIGHT. SEAS 5 TO 7 FT.    
TUE
 
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 7 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU
 
SW WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
SW WINDS LESS THAN 10 KT, SHIFTING TO NE AFTER  
MIDNIGHT. SEAS 4 TO 6 FT.  
 
BAHAMAS N OF 22N  
   
TODAY
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TONIGHT
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.   
MON
 
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
NE 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 3 TO 5 FT.    
WED
 
E 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.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.    
TONIGHT
 
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
MON
 
SE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT W OF 70W, AND NE LESS THAN  
10 KT ELSEWHERE. SEAS 5 TO 7 FT.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
THU
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
TODAY
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
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.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
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 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
TODAY
 
E WINDS 10 TO 15 KT. SEAS 7 TO 8 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT.    
MON
 
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.    
TUE NIGHT
 
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.    
WED
 
E WINDS 15 TO 20 KT. SEAS 8 TO 10 FT.    
WED NIGHT
 
E WINDS 20 KT. SEAS 9 TO 10 FT.    
THU
 
E WINDS 15 TO 20 KT. SEAS 9 TO 10 FT.    
THU NIGHT
 
E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.  
 
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