965  
WHUS76 KEKA 212107  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
207 PM PDT THU MAY 21 2026  
 
PZZ470-220515-  
/O.CON.KEKA.GL.W.0015.000000T0000Z-260523T0600Z/  
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-  
207 PM PDT THU MAY 21 2026  
   
..GALE WARNING REMAINS IN EFFECT UNTIL 11 PM PDT FRIDAY  
 
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND SEAS  
10 TO 13 FEET.  
 
* WHERE...WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM  
10 TO 60 NM.  
 
* WHEN...UNTIL 11 PM PDT FRIDAY.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
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.  
 
 
 
 
 
PZZ475-220515-  
/O.CON.KEKA.SE.W.0014.000000T0000Z-260523T0600Z/  
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-  
207 PM PDT THU MAY 21 2026  
 
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 11 PM PDT  
FRIDAY...  
 
* WHAT...VERY STEEP AND HAZARDOUS SEAS 9 TO 13 FEET AND NORTH  
WINDS 20 TO 30 KT WITH GUSTS UP TO 35 KT.  
 
* WHERE...WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO  
60 NM.  
 
* WHEN...UNTIL 11 PM PDT FRIDAY.  
 
* IMPACTS...VERY STEEP AND HAZARDOUS SEAS COULD CAPSIZE OR CAUSE  
DAMAGE TO VESSELS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
RECREATIONAL BOATERS SHOULD REMAIN IN PORT. COMMERCIAL VESSELS  
SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT  
UNTIL HAZARDOUS SEAS SUBSIDE.  
 
 
 
 
 
PZZ455-220515-  
/O.CON.KEKA.SC.Y.0049.000000T0000Z-260523T0600Z/  
COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT 10 NM-  
207 PM PDT THU MAY 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT  
FRIDAY...  
 
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND  
SEAS 6 TO 9 FEET.  
 
* WHERE...COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT  
10 NM.  
 
* WHEN...UNTIL 11 PM PDT FRIDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ450-220515-  
/O.CON.KEKA.SC.Y.0049.000000T0000Z-260523T0600Z/  
COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA OUT 10 NM-  
207 PM PDT THU MAY 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT  
FRIDAY...  
 
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 35 KT AND SEAS  
7 TO 10 FEET.  
 
* WHERE...COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO  
CA OUT 10 NM.  
 
* WHEN...UNTIL 11 PM PDT FRIDAY.  
 
* 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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