177  
WHUS76 KMTR 211542  
MWWMTR  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
842 AM PDT TUE APR 21 2026  
 
PZZ570-212345-  
/O.NEW.KMTR.SC.Y.0047.260423T1000Z-260423T2200Z/  
WATERS FROM POINT ARENA TO POINT REYES 10-60 NM-  
842 AM PDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 3 PM PDT  
THURSDAY...  
 
* WHAT...NORTH WINDS 15 TO 20 KT EXPECTED.  
 
* WHERE...WATERS FROM POINT ARENA TO POINT REYES 10-60 NM.  
 
* WHEN...FROM 3 AM TO 3 PM PDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ571-212345-  
/O.NEW.KMTR.SC.Y.0047.260423T1000Z-260423T2200Z/  
WATERS FROM POINT REYES TO PIGEON POINT 10-60 NM-  
842 AM PDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 3 PM PDT  
THURSDAY...  
 
* WHAT...NORTHWEST WINDS 15 TO 20 KT EXPECTED.  
 
* WHERE...WATERS FROM POINT REYES TO PIGEON POINT 10-60 NM.  
 
* WHEN...FROM 3 AM TO 3 PM PDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ560-212345-  
/O.CON.KMTR.SC.Y.0046.260421T1600Z-260422T0400Z/  
COASTAL WATERS FROM PIGEON POINT TO POINT PINOS CALIFORNIA OUT TO  
10 NM-  
842 AM PDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS 10 TO 20 KT EXPECTED.  
 
* WHERE...COASTAL WATERS FROM PIGEON POINT TO POINT PINOS  
CALIFORNIA OUT TO 10 NM.  
 
* WHEN...UNTIL 9 PM PDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ565-212200-  
/O.CON.KMTR.SC.Y.0046.260421T1600Z-260421T2200Z/  
COASTAL WATERS FROM POINT PINOS TO POINT PIEDRAS BLANCAS  
CALIFORNIA OUT TO 10 NM-  
842 AM PDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS  
AFTERNOON...  
 
* WHAT...SOUTH WINDS 10 TO 20 KT EXPECTED.  
 
* WHERE...COASTAL WATERS FROM POINT PINOS TO POINT PIEDRAS  
BLANCAS CALIFORNIA OUT TO 10 NM.  
 
* WHEN...UNTIL 3 PM PDT THIS AFTERNOON.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
PZZ535-212345-  
/O.CON.KMTR.SC.Y.0046.260421T1600Z-260422T0400Z/  
MONTEREY BAY-  
842 AM PDT TUE APR 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS 10 TO 20 KT EXPECTED.  
 
* WHERE...MONTEREY BAY.  
 
* WHEN...UNTIL 9 PM PDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTP://WEATHER.GOV/SANFRANCISCO  
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