619  
WHUS76 KEKA 191556  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
856 AM PDT MON OCT 19 2026  
 
PZZ470-475-200000-  
/O.CON.KEKA.SC.Y.0094.261020T0600Z-261021T0300Z/  
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-  
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-  
856 AM PDT MON OCT 19 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING  
TO 8 PM PDT TUESDAY...  
 
* WHAT...SEAS 6 TO 11 FEET EXPECTED.  
 
* WHERE...WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM  
10 TO 60 NM AND WATERS FROM CAPE MENDOCINO TO PT. ARENA CA  
FROM 10 TO 60 NM.  
 
* WHEN...FROM 11 PM THIS EVENING TO 8 PM PDT TUESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
PZZ450-455-200000-  
/O.CON.KEKA.SC.Y.0094.261020T0700Z-261021T0300Z/  
COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA OUT 10 NM-  
COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT 10 NM-  
856 AM PDT MON OCT 19 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT  
TO 8 PM PDT TUESDAY...  
 
* WHAT...SEAS 7 TO 10 FEET EXPECTED.  
 
* WHERE...COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO  
CA OUT 10 NM AND COASTAL WATERS FROM CAPE MENDOCINO TO PT.  
ARENA CA OUT 10 NM.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 8 PM PDT TUESDAY.  
 
* 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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