547  
WHUS76 KEKA 220938  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
238 AM PDT TUE SEP 22 2026  
 
PZZ475-221745-  
/O.EXT.KEKA.SC.Y.0083.000000T0000Z-260922T2200Z/  
/O.NEW.KEKA.GL.W.0029.260922T2200Z-260923T0400Z/  
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-  
238 AM PDT TUE SEP 22 2026  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PDT THIS  
AFTERNOON...  
...GALE WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PDT  
THIS EVENING...  
 
* WHAT...FOR THE GALE WARNING, NORTHWEST WINDS 20 TO 30 KT WITH  
GUSTS UP TO 40 KT AND SEAS 9 TO 11 FEET EXPECTED. FOR THE  
SMALL CRAFT ADVISORY, NORTHWEST WINDS 20 TO 25 KT WITH GUSTS  
UP TO 35 KT AND SEAS 7 TO 11 FEET.  
 
* WHERE...WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO  
60 NM.  
 
* WHEN...FOR THE GALE WARNING, FROM 3 PM THIS AFTERNOON TO 9 PM  
PDT THIS EVENING. FOR THE SMALL CRAFT ADVISORY, UNTIL 3 PM PDT  
THIS AFTERNOON.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
* ADDITIONAL DETAILS...WINDS ARE EXPECTED TO BE STRONGEST DIRECTLY  
SOUTH OF CAPE MENDOCINO IN THE EASTERN HALF OF THE MARINE  
FORECAST ZONE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR SEVERE CONDITIONS.  
 

 
 

 
 
PZZ455-221745-  
/O.CON.KEKA.SC.Y.0083.000000T0000Z-260924T0400Z/  
COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT 10 NM-  
238 AM PDT TUE SEP 22 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT  
WEDNESDAY...  
 
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 40 KT AND  
SEAS 7 TO 10 FEET.  
 
* WHERE...COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT  
10 NM.  
 
* WHEN...UNTIL 9 PM PDT WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
PZZ470-221745-  
/O.CON.KEKA.SC.Y.0084.000000T0000Z-260923T1600Z/  
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-  
238 AM PDT TUE SEP 22 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT  
WEDNESDAY...  
 
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS  
8 TO 9 FEET.  
 
* WHERE...WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM  
10 TO 60 NM.  
 
* WHEN...UNTIL 9 AM PDT WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
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