166  
FZPN23 KWNM 211121  
OFFN08  
 
NAVTEX MARINE FORECAST FOR NORTHERN CALIFORNIA WATERS  
NWS OCEAN PREDICTION CENTER WASHINGTON DC  
421 AM PDT SAT APR 21 2018  
 
CONDITIONS GIVEN REPRESENT THE HIGHEST WITHIN THAT PERIOD.  
 
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE  
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL  
WATERS FORECASTS...  
   
SYNOPSIS
 
A STRONG HIGH PRESSURE RIDGE WILL BUILD NW OF THE  
WATERS TODAY AND TONIGHT AS A LOW PRESSURE TROUGH REDEVELOPS AND  
STRENGTHENS ALONG THE NORTHERN CALIFORNIA COAST. THE OFFSHORE  
RIDGE AND COASTAL TROUGH WILL SLOWLY WEAKEN SUN THROUGH TUE  
NIGHT. THE TROUGH WILL MOVE OFFSHORE WED AND WED NIGHT, WHILE A  
WEAK LOW PRESSURE AREA FORMS JUST W OF THE NORTHERN WATERS.  
 
POINT SAINT GEORGE TO POINT ARENA  
   
..GALE WARNING
 
 
   
TODAY
 
N WINDS 20 TO 30 KT. SEAS 7 TO 12 FT.    
TONIGHT
 
N WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.    
SUN
 
N WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.    
SUN NIGHT
 
N WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.    
MON
 
N WINDS 15 TO 25 KT. SEAS 7 TO 11 FT.    
MON NIGHT
 
N WINDS 10 TO 20 KT. SEAS 6 TO 10 FT.    
TUE
 
N TO NW WINDS 10 TO 20 KT. SEAS 7 TO 11 FT.    
TUE NIGHT
 
N WINDS 5 TO 15 KT. SEAS 6 TO 9 FT.    
WED
 
VARIABLE WINDS 5 TO 15 KT. SEAS 5 TO 8 FT.    
WED NIGHT
 
S WINDS 5 TO 15 KT. SEAS 5 TO 8 FT.  
 
POINT ARENA TO POINT PIEDRAS BLANCAS  
   
TODAY
 
N WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.    
TONIGHT
 
N WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.    
SUN
 
N WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.    
SUN NIGHT
 
N WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.    
MON
 
N TO NW WINDS 15 TO 25 KT. SEAS 7 TO 11 FT.    
MON NIGHT
 
N WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.    
TUE
 
N TO NW WINDS 5 TO 15 KT. SEAS 7 TO 10 FT.    
TUE NIGHT
 
N TO NW WINDS 5 TO 15 KT. SEAS 5 TO 9 FT.    
WED
 
SW WINDS LESS THAN 10 KT. SEAS 5 TO 8 FT.    
WED NIGHT
 
W TO SW WINDS LESS THAN 10 KT. SEAS 4 TO 7 FT.  
 
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