697  
FZAK69 PAFG 202239  
OFFAFG  
 
OFFSHORE WATERS FORECAST  
NATIONAL WEATHER SERVICE FAIRBANKS AK  
239 PM AKDT WED SEP 20 2017  
 
OFFSHORE WATERS FORECAST FOR THE US ARCTIC WATERS  
 
SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF  
THE COMBINED WIND WAVE AND SWELL HEIGHT. INDIVIDUAL WAVES MAY BE  
TWICE AS HIGH.  
 
PKZ599-211400-  
239 PM AKDT WED SEP 20 2017  
   
SYNOPSIS FOR ARCTIC WATERS
 
 
RIDGING BUILDING EAST ACROSS THE ARCTIC COAST WILL CONTINUE TO  
BUILD WITH A 1028 MB LOW N OF DEADHORSE MOVING TO 200 NM N OF  
DEMARCATION POINT AS IT BUILDS TO 1031 MB, AND A 1017 MB HIGH OVER  
THE GULF OF ANADYR WILL SLIDE SW. A WEATHER FRONT ASSOCIATED WITH  
A 974 MB LOW 1000 NM NW OF WRANGEL ISLAND WILL PERSIST OVER THE  
NW ARCTIC.  
 

 
 
PKZ500-211400-  
WESTERN US ARCTIC OFFSHORE-  
239 PM AKDT WED SEP 20 2017  
   
TONIGHT
 
S WINDS 15 KT. SEAS 5 FT. FOG AFTER MIDNIGHT.   
THU
 
S WINDS 15 KT. SEAS 5 FT.    
THU NIGHT
 
E WINDS 20 KT. SEAS 6 FT.    
FRI
 
E WINDS 20 KT. SEAS 6 FT.    
FRI NIGHT
 
E WINDS 25 KT. SEAS 8 FT.    
SAT
 
E WINDS 20 KT. SEAS 9 FT.    
SUN
 
N WINDS 20 KT. SEAS 7 FT.    
MON
 
W WINDS 20 KT. SEAS 9 FT.  
 

 
 
PKZ505-211400-  
CENTRAL US ARCTIC OFFSHORE-  
239 PM AKDT WED SEP 20 2017  
   
TONIGHT
 
SW WINDS 20 KT. SEAS 5 FT.    
THU
 
SW WINDS 15 KT. SEAS 5 FT.    
THU NIGHT
 
SW WINDS 20 KT. SEAS 5 FT.    
FRI
 
SW WINDS 15 KT. SEAS 4 FT.    
FRI NIGHT
 
W WINDS 15 KT. SEAS 4 FT.    
SAT
 
NE WINDS 15 KT. SEAS 4 FT.    
SUN
 
N WINDS 15 KT. SEAS 7 FT.    
MON
 
W WINDS 15 KT. SEAS 9 FT.  
 

 
 
PKZ510-211400-  
EASTERN US ARCTIC OFFSHORE-  
239 PM AKDT WED SEP 20 2017  
   
TONIGHT
 
W WINDS 10 KT. SEAS 4 FT. FOG.   
THU
 
W WINDS 15 KT BECOMING E IN THE AFTERNOON. SEAS 4 FT. FOG.   
THU NIGHT
 
E WINDS 15 KT. SEAS 5 FT.    
FRI
 
NE WINDS 20 KT. SEAS 5 FT.    
FRI NIGHT
 
NE WINDS 25 KT. SEAS 6 FT.    
SAT
 
NE WINDS 20 KT. SEAS 5 FT.    
SUN
 
N WINDS 15 KT. SEAS 4 FT.    
MON
 
N WINDS 15 KT. SEAS 6 FT.  
 

 
 
SDB SEP 17  
 
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