912  
FZNT31 KNHC 231457  
OFFN20  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1057 AM EDT SAT JUN 23 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
 
A TROPICAL WAVE ALONG 86W WILL MOVE ACROSS THE  
REMAINDER OF THE NORTHWESTERN CARIBBEAN AND INLAND CENTRAL  
AMERICA THIS AFTERNOON. ANOTHER TROPICAL WAVE IN THE CENTRAL  
CARIBBEAN WILL EXIT THE WESTERN CARIBBEAN SUN NIGHT. A THIRD  
TROPICAL WAVE APPROACHING BARBADOS WILL MOVE ACROSS THE EASTERN  
CARIBBEAN THROUGH TONIGHT, THEN OVER THE CENTRAL AND WESTERN  
CARIBBEAN EARLY NEXT WEEK. TRADE WINDS OVER THE SOUTH CENTRAL  
CARIBBEAN WILL STRENGTHEN AND EXPAND IN AREAL COVERAGE ACROSS  
JUST ABOUT THE ENTIRE THROUGH EARLY NEXT WEEK AS HIGH PRESSURE  
BUILDS ACROSS THE CENTRAL ATLANTIC. WINDS COULD REACH NEAR GALE  
FORCE ALONG THE COAST OF COLOMBIA TONIGHT BY SAT NIGHT.  
 
NW CARIBBEAN W OF 85W  
   
THIS AFTERNOON
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT
 
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 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN N OF 15N BETWEEN 72W AND 85W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT S OF 18N, AND E LESS THAN  
10 KT ELSEWHERE. SEAS 5 TO 7 FT S OF 18N, AND 3 TO 4 FT  
ELSEWHERE.    
TONIGHT
 
S OF 18N, E WINDS 10 TO 20 KT. ELSEWHERE, E WINDS  
LESS THAN 10 KT, INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS  
5 TO 7 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT S OF 18N, AND 3 TO  
5 FT ELSEWHERE.    
SUN NIGHT
 
E WINDS 15 TO 25 KT S OF 18N, AND E 10 TO 15 KT  
ELSEWHERE. SEAS 6 TO 9 FT S OF 18N, AND 3 TO 5 FT ELSEWHERE.    
MON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.  
 
CARIBBEAN FROM 11N TO 15N W OF 72W  
   
THIS AFTERNOON
 
E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.    
TONIGHT
 
E WINDS 20 TO 30 KT WITHIN 90 NM OF COAST OF  
COLOMBIA, AND E 15 TO 25 KT ELSEWHERE. SEAS 8 TO 11 FT WITHIN  
90 NM OF COAST OF COLOMBIA, AND 6 TO 9 FT ELSEWHERE.    
SUN
 
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.    
SUN NIGHT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
MON
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
MON NIGHT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
TUE
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
TUE NIGHT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
WED
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.    
WED NIGHT
 
E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.  
 
SW CARIBBEAN S OF 11N  
   
THIS AFTERNOON
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.   
SUN
 
E WINDS LESS THAN 10 KT, SHIFTING TO S IN THE AFTERNOON.  
SEAS 5 TO 7 FT.    
SUN NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.    
MON
 
NE WINDS LESS THAN 10 KT, SHIFTING TO S IN THE AFTERNOON.  
SEAS 6 TO 8 FT.    
MON NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
TUE
 
W WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.    
WED
 
E WINDS LESS THAN 10 KT, SHIFTING TO SW IN THE AFTERNOON.  
SEAS 6 TO 8 FT.    
WED NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.  
 
CARIBBEAN BETWEEN 64W AND 72W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF  
VENEZUELA, AND 6 TO 8 FT ELSEWHERE.    
TONIGHT
 
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 10 TO  
20 KT ELSEWHERE. SEAS 6 TO 8 FT.    
SUN
 
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.    
SUN NIGHT
 
E WINDS 20 TO 30 KT GULF OF VENEZUELA, AND E 15 TO  
25 KT ELSEWHERE. SEAS 4 TO 6 FT GULF OF VENEZUELA, AND 6 TO 9 FT  
ELSEWHERE.    
MON
 
E WINDS 15 TO 25 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 8 FT.    
WED
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
WED 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  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
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 8 FT.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO  
15N W OF 55W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
SUN
 
E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.    
SUN NIGHT
 
E WINDS 10 TO 20 KT. SEAS 7 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 8 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT
 
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.  
 
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS  
   
SYNOPSIS
 
HIGH PRESSURE EXTENDING WESTWARD FROM A HIGH CENTER  
OVER THE CENTRAL ATLANTIC TO FLORIDA WILL MAINTAIN GENTLE TO  
MODERATE WINDS NORTH OF 22N AND FRESH SOUTH OF 22N, BECOMING  
STRONG OFF HISPANIOLA AT NIGHT.  
 
ATLC WATERS FROM 27N TO 31N W OF 77W  
   
THIS AFTERNOON
 
SW WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.   
SUN
 
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.   
SUN NIGHT
 
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.   
MON
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
S WINDS 10 KT. SEAS 3 TO 4 FT.    
WED
 
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W  
   
THIS AFTERNOON
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TONIGHT
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
SUN NIGHT
 
S WINDS 10 KT. SEAS 3 TO 4 FT.    
MON
 
S WINDS 10 KT. SEAS 4 FT.    
MON NIGHT
 
S WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE
 
SW WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
SW WINDS LESS THAN 10 KT IN THE EVENING, BECOMING  
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.    
WED
 
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
VARIABLE WINDS LESS THAN 10 KT, BECOMING S LESS  
THAN 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.  
 
BAHAMAS N OF 22N  
   
THIS AFTERNOON
 
SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TONIGHT
 
SE WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT  
AFTER MIDNIGHT. SEAS 2 FT OR LESS.    
SUN
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS  
   
THIS AFTERNOON
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TONIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
TUE NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT.    
WED
 
SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.    
WED NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.  
 
ATLC WATERS S OF 22N W OF 65W  
   
THIS AFTERNOON
 
SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.    
TONIGHT
 
E WINDS 10 TO 15 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 5 TO 7 FT.    
MON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TUE
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 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 3 TO 5 FT.  
 
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W  
   
THIS AFTERNOON
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
TONIGHT
 
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.    
SUN
 
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
SUN NIGHT
 
E WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.    
MON
 
E WINDS 10 TO 15 KT. SEAS 6 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 6 FT.    
TUE NIGHT
 
E WINDS 10 KT. SEAS 4 TO 5 FT.    
WED
 
E WINDS 10 KT. SEAS 4 TO 5 FT.    
WED NIGHT
 
E WINDS 10 KT. SEAS 3 TO 4 FT.  
 
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