161  
FZNT24 KNHC 220231  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1031 PM EDT THU SEP 21 2017  
 
OFFSHORE WATERS FORECAST 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.  
 
GMZ001-221445-  
SYNOPSIS FOR THE GULF OF MEXICO  
1031 PM EDT THU SEP 21 2017  
   
SYNOPSIS
 
A THERMAL TROUGH WILL DEVELOP EACH EVENING OVER THE  
NW YUCATAN PENINSULA, MOVE W-NW ACROSS THE SW GULF OVERNIGHT AND  
DISSIPATE OVER THE SW GULF WATERS BY LATE EACH MORNING. HIGH  
PRESSURE WILL PREVAIL ELSEWHERE THROUGH TUE.  
 

 
 
GMZ011-221445-  
NW GULF INCLUDING STETSON BANK-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.   
FRI
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 3 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
 
E TO SE WINDS 15 KT. SEAS 3 TO 4 FT.  
 

 
 
GMZ013-221445-  
N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN NIGHT
 
E TO SE WINDS 5 TO 10 KT. SEAS 3 FT.    
MON
 
SE WINDS 5 TO 10 KT. SEAS 3 FT.    
MON NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.  
 

 
 
GMZ015-221445-  
NE GULF N OF 25N E OF 87W-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
FRI
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
FRI NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
SAT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
SUN
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SUN NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
MON
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TUE
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.  
 

 
 
GMZ017-221445-  
W CENTRAL GULF FROM 22N TO 26N W OF 94W-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.   
FRI
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT. SCATTERED SHOWERS  
AND ISOLATED THUNDERSTORMS.    
FRI NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
SAT
 
E TO SE WINDS 5 TO 10 KT. SEAS 3 FT.    
SAT NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
SUN
 
SE WINDS 5 TO 10 KT. SEAS 3 FT IN THE MORNING, BECOMING  
2 FT OR LESS.    
SUN NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 3 FT.    
MON NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.  
 

 
 
GMZ019-221445-  
CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
FRI
 
E WINDS 5 TO 10 KT. SEAS 3 FT.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SAT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
MON
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
TUE
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ021-221445-  
E GULF FROM 22N TO 25N E OF 87W INCLUDING STRAITS OF FLORIDA-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
FRI
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
FRI NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT
 
NE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
MON
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BECOMING  
3 FT LATE.  
 

 
 
GMZ023-221445-  
SW GULF S OF 22N W OF 94W-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
E WINDS 5 TO 10 KT. SEAS 3 FT.    
FRI
 
E TO SE WINDS 5 TO 10 KT. SEAS 3 FT.    
FRI NIGHT
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SAT
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
MON
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
 

 
 
GMZ025-221445-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
1031 PM EDT THU SEP 21 2017  
   
OVERNIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BECOMING  
3 FT LATE.    
FRI
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
FRI NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
SAT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SAT NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 2 FT OR LESS,  
BECOMING 3 FT LATE.    
MON
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT.    
TUE
 
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE NIGHT
 
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
FORECASTER AL  
 
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