189  
WHUS76 KSEW 202137  
MWWSEW  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
237 PM PDT TUE MAY 20 2025  
 
PZZ131-132-210545-  
/O.EXT.KSEW.SC.Y.0068.250521T0200Z-250521T0900Z/  
CENTRAL U.S. WATERS STRAIT OF JUAN DE FUCA-  
EAST ENTRANCE U.S. WATERS STRAIT OF JUAN DE FUCA-  
237 PM PDT TUE MAY 20 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO  
2 AM PDT WEDNESDAY...  
 
* WHAT...WEST WINDS 15 TO 20 KT WITH FREQUENT GUSTS TO 25 KT.  
 
* WHERE...CENTRAL U. S. WATERS STRAIT OF JUAN DE FUCA AND EAST  
ENTRANCE U. S. WATERS STRAIT OF JUAN DE FUCA.  
 
* WHEN...FROM 7 PM THIS EVENING TO 2 AM PDT WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS 10 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS  
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS,  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
PZZ110-210300-  
/O.EXT.KSEW.SC.Y.0067.000000T0000Z-250521T0300Z/  
GRAYS HARBOR BAR-  
237 PM PDT TUE MAY 20 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM PDT THIS  
EVENING...  
 
* WHAT...ROUGH BAR CONDITIONS. COMBINED SEAS 9 TO 11 FT.  
 
* WHERE...GRAYS HARBOR BAR.  
 
* WHEN...UNTIL 8 PM PDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT ESPECIALLY  
WHEN NAVIGATING IN OR NEAR HARBOR ENTRANCES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY FOR ROUGH BAR MEANS THAT WAVE CONDITIONS  
ARE EXPECTED TO BE HAZARDOUS TO SMALL CRAFT IN OR NEAR HARBOR  
ENTRANCES.  
 

 
 

 
 
PZZ130-210300-  
/O.EXT.KSEW.SC.Y.0067.000000T0000Z-250521T0300Z/  
WEST ENTRANCE U.S. WATERS STRAIT OF JUAN DE FUCA-  
237 PM PDT TUE MAY 20 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM PDT THIS  
EVENING...  
 
* WHAT...SEAS 8 TO 10 FT.  
 
* WHERE...WEST ENTRANCE U. S. WATERS STRAIT OF JUAN DE FUCA.  
 
* WHEN...UNTIL 8 PM PDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS 10 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS  
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS,  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
PZZ150-153-156-170-173-176-210300-  
/O.EXT.KSEW.SC.Y.0067.000000T0000Z-250521T0300Z/  
COASTAL WATERS FROM CAPE FLATTERY TO JAMES ISLAND OUT 10 NM-  
COASTAL WATERS FROM JAMES ISLAND TO POINT GRENVILLE OUT 10 NM-  
COASTAL WATERS FROM POINT GRENVILLE TO CAPE SHOALWATER OUT 10 NM-  
COASTAL WATERS FROM CAPE FLATTERY TO JAMES ISLAND 10 TO 60 NM-  
COASTAL WATERS FROM JAMES ISLAND TO POINT GRENVILLE 10 TO 60 NM-  
COASTAL WATERS FROM POINT GRENVILLE TO CAPE SHOALWATER 10 TO  
60 NM-  
237 PM PDT TUE MAY 20 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM PDT THIS  
EVENING...  
 
* WHAT...SEAS 9 TO 11 FT.  
 
* WHERE...COASTAL WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER  
OUT TO 60 NM.  
 
* WHEN...UNTIL 8 PM PDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS 10 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS  
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS,  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTP://WEATHER.GOV/SEATTLE  
 
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