434  
WHUS76 KEKA 280926  
MWWEKA  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
226 AM PDT MON APR 28 2025  
 
PZZ475-281730-  
/O.CON.KEKA.SE.W.0017.000000T0000Z-250428T2100Z/  
/O.CON.KEKA.GL.W.0024.250428T2100Z-250429T0600Z/  
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-  
226 AM PDT MON APR 28 2025  
 
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 2 PM PDT THIS  
AFTERNOON...  
...GALE WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO  
11 PM PDT THIS EVENING...  
 
* WHAT...FOR THE HAZARDOUS SEAS WARNING, VERY STEEP AND  
HAZARDOUS SEAS 9 TO 11 FEET. FOR THE GALE WARNING, NORTH WINDS  
25 TO 30 KT WITH GUSTS UP TO 40 KT AND SEAS 9 TO 12 FEET  
EXPECTED.  
 
* WHERE...CAPE MENDOCINO TO PT ARENA 10 TO 60 NM.  
 
* WHEN...FOR THE HAZARDOUS SEAS WARNING, UNTIL 2 PM PDT THIS  
AFTERNOON. FOR THE GALE WARNING, FROM 2 PM THIS AFTERNOON TO  
11 PM PDT THIS EVENING.  
 
* 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.  
 

 
 

 
 
PZZ455-281730-  
/O.CON.KEKA.SC.Y.0052.000000T0000Z-250430T0400Z/  
CAPE MENDOCINO TO PT ARENA OUT 10 NM-  
226 AM PDT MON APR 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT  
TUESDAY...  
 
* WHAT...NORTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND  
SEAS 7 TO 10 FEET.  
 
* WHERE...CAPE MENDOCINO TO PT ARENA OUT 10 NM.  
 
* WHEN...UNTIL 9 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.  
 

 
 

 
 
PZZ450-281730-  
/O.CON.KEKA.SC.Y.0052.000000T0000Z-250430T0400Z/  
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-  
226 AM PDT MON APR 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT  
TUESDAY...  
 
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND SEAS  
6 TO 9 FEET.  
 
* WHERE...PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM.  
 
* WHEN...UNTIL 9 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.  
 

 
 

 
 
PZZ470-281730-  
/O.CON.KEKA.SC.Y.0052.000000T0000Z-250430T0400Z/  
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-  
226 AM PDT MON APR 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT  
TUESDAY...  
 
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND SEAS  
7 TO 10 FEET.  
 
* WHERE...PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM.  
 
* WHEN...UNTIL 9 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.  
 

 
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page