949  
WHUS76 KSEW 171728  
MWWSEW  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
1028 AM PDT WED SEP 17 2025  
 
PZZ131-132-180130-  
/O.CON.KSEW.SC.Y.0126.250917T2100Z-250918T0900Z/  
CENTRAL U.S. WATERS STRAIT OF JUAN DE FUCA-  
EAST ENTRANCE U.S. WATERS STRAIT OF JUAN DE FUCA-  
1028 AM PDT WED SEP 17 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS  
AFTERNOON TO 2 AM PDT THURSDAY...  
 
* WHAT...WEST WINDS 15 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 2 PM THIS AFTERNOON TO 2 AM PDT THURSDAY.  
 
* 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.  
 
 
 
 
 
PZZ150-153-156-170-173-176-180130-  
/O.CON.KSEW.SC.Y.0126.250917T2100Z-250919T0000Z/  
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-  
1028 AM PDT WED SEP 17 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS  
AFTERNOON TO 5 PM PDT THURSDAY...  
 
* WHAT...NORTHWEST WINDS 15 TO 25 KT AND SEAS 8 TO 10 FT.  
 
* WHERE...COASTAL WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER  
OUT TO 60 NM.  
 
* WHEN...FROM 2 PM THIS AFTERNOON TO 5 PM PDT THURSDAY.  
 
* 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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