916  
WHUS76 KEKA 170946  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
246 AM PDT MON AUG 17 2026  
 
PZZ470-171800-  
/O.EXT.KEKA.SC.Y.0075.000000T0000Z-260820T0400Z/  
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-  
246 AM PDT MON AUG 17 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT WEDNESDAY  
 
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS  
6 TO 9 FEET.  
 
* WHERE...WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM  
10 TO 60 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.  
 
 
 
 
 
PZZ475-171600-  
/O.CON.KEKA.SC.Y.0075.000000T0000Z-260817T1600Z/  
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-  
246 AM PDT MON AUG 17 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS  
MORNING...  
 
* WHAT...NORTH WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS  
6 TO 8 FEET.  
 
* WHERE...WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO  
60 NM.  
 
* WHEN...UNTIL 9 AM PDT THIS MORNING.  
 
* 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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