583  
FZNT32 KNHC 230313  
OFFN21  
 
MARINE WEATHER HF VOICE BROADCAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1113 PM EDT SUN APR 22 2018  
 
MARINE WEATHER HF VOICE BROADCAST FOR THE GULF OF MEXICO  
 
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 THE GULF OF MEXICO  
   
SYNOPSIS
 
A COLD FRONT EXTENDS FROM JUST WEST OF MOBILE TO  
26N91W AND TO INLAND MEXICO JUST N OF TAMPICO. NUMEROUS SHOWERS  
AND SCATTERED THUNDERSTORMS PRECEDE THE FRONT N OF 25N. THE COLD  
FRONT WILL REACH FROM NEAR APALACHICOLA TO 25N90W AND INLAND  
MEXICO NEAR COATZACOALCOS MON MORNING, FROM APALACHEE BAY TO  
25N88W TO EASTERN BAY OF CAMPECHE MON EVENING, AND FROM NEAR  
TAMPA BAY TO 24N89W AND STATIONARY TO THE EASTERN BAY OF  
CAMPECHE EARLY TUE. THE COLD FRONT WILL MOVE ACROSS THE FAR SE  
GULF AND STRAITS OF FLORIDA EARLY WED MORNING, THEN REACH NW  
CUBA BY LATE WED NIGHT INTO EARLY THU, WHILE THE STATIONARY  
PORTION REMAINS FROM THE EASTERN BAY OF CAMPECHE TO THE NW  
YUCATAN PENINSULA. WEAK HIGH PRES WILL BUILD ACROSS THE AREA  
BEHIND THE FRONT, HOWEVER, ANOTHER WEAK COLD FRONT IS EXPECTED  
TO MOVE TO JUST OFFSHORE THE TEXAS COAST EARLY ON THU. THIS NEXT  
COLD FRONT IS EXPECTED TO REACH THE EASTERN GULF BY FRI NIGHT.  
 
GULF OF MEXICO N OF 26N W OF 87W  
   
OVERNIGHT
 
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON
 
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
TUE
 
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.   
WED
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED NIGHT
 
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU
 
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI
 
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.  
 
GULF OF MEXICO FROM 22N TO 26N W OF 87W  
   
OVERNIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
MON
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
TUE
 
NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED
 
E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.    
THU
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
FRI
 
NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.   
FRI NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
SW GULF OF MEXICO S OF 22N W OF 87W  
   
OVERNIGHT
 
NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF  
VERACRUZ, AND NE 10 TO 15 KT ELSEWHERE. SEAS 2 TO 4 FT.    
MON
 
WITHIN 60 NM OF COAST OF VERACRUZ, NE WINDS LESS THAN  
10 KT. ELSEWHERE, E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT.   
MON NIGHT
 
WITHIN 60 NM OF COAST OF VERACRUZ, NE WINDS 10 TO  
15 KT, DIMINISHING TO LESS THAN 10 KT AFTER MIDNIGHT. ELSEWHERE,  
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.   
TUE
 
WITHIN 60 NM OF COAST OF VERACRUZ, NE WINDS LESS THAN  
10 KT. ELSEWHERE, NE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN  
10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT.   
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
WED
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
THU NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
FRI
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.   
FRI NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
 
GULF OF MEXICO E OF 87W  
   
OVERNIGHT
 
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON
 
S WINDS LESS THAN 10 KT. SEAS 3 FT.    
MON NIGHT
 
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE
 
W WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
NW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED
 
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
WED NIGHT
 
N WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU
 
N WINDS LESS THAN 10 KT IN THE MORNING, BECOMING VARIABLE  
WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.    
THU NIGHT
 
NW WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.    
FRI
 
NW WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.    
FRI NIGHT
 
N WINDS 10 KT. SEAS 2 FT OR LESS.  
 
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