850  
WHUS76 KEKA 292048  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
148 PM PDT WED APR 29 2026  
 
PZZ470-300500-  
/O.UPG.KEKA.SC.Y.0045.000000T0000Z-260430T2200Z/  
/O.NEW.KEKA.SE.W.0013.260429T2048Z-260502T1600Z/  
/O.UPG.KEKA.GL.A.0013.260430T2200Z-260502T0900Z/  
WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM 10 TO 60 NM-  
148 PM PDT WED APR 29 2026  
   
..HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM PDT SATURDAY  
 
* WHAT...VERY STEEP AND HAZARDOUS SEAS 8 TO 12 FEET. NORTH WINDS  
15 TO 25 KT WITH GUSTS TO 35 KT.  
 
* WHERE...WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA FROM  
10 TO 60 NM.  
 
* WHEN...UNTIL 9 AM PDT SATURDAY.  
 
* 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.  
 
 
 
 
 
PZZ475-300500-  
/O.UPG.KEKA.SC.Y.0045.000000T0000Z-260430T0600Z/  
/O.NEW.KEKA.SE.W.0013.260429T2048Z-260502T1600Z/  
/O.UPG.KEKA.GL.A.0013.260430T0600Z-260502T0900Z/  
WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO 60 NM-  
148 PM PDT WED APR 29 2026  
   
..HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM PDT SATURDAY  
 
* WHAT...VERY STEEP AND HAZARDOUS SEAS 9 TO 13 FEET. NORTH WINDS  
15 TO 25 KT WITH GUSTS TO 35 KT.  
 
* WHERE...WATERS FROM CAPE MENDOCINO TO PT. ARENA CA FROM 10 TO  
60 NM.  
 
* WHEN...UNTIL 9 AM PDT SATURDAY.  
 
* 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.  
 
 
 
 
 
PZZ450-300500-  
/O.EXT.KEKA.SC.Y.0045.000000T0000Z-260502T1600Z/  
COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO CA OUT 10 NM-  
148 PM PDT WED APR 29 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT SATURDAY  
 
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND SEAS  
7 TO 10 FEET.  
 
* WHERE...COASTAL WATERS FROM PT. ST. GEORGE TO CAPE MENDOCINO  
CA OUT 10 NM.  
 
* WHEN...UNTIL 9 AM PDT SATURDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ455-300500-  
/O.EXT.KEKA.SC.Y.0045.000000T0000Z-260502T1600Z/  
COASTAL WATERS FROM CAPE MENDOCINO TO PT. ARENA CA OUT 10 NM-  
148 PM PDT WED APR 29 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT SATURDAY  
 
* 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 AM PDT SATURDAY.  
 
* 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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