015  
WHUS46 KSEW 011124  
CFWSEW  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
424 AM PDT TUE APR 1 2025  
 
WAZ330-331-011300-  
/O.CON.KSEW.CF.Y.0001.000000T0000Z-250401T1300Z/  
NORTHERN WASHINGTON COAST-GRAYS HARBOR COUNTY COAST-  
424 AM PDT TUE APR 1 2025  
 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT EARLY  
THIS MORNING...  
 
* WHAT...MINOR COASTAL FLOODING EXPECTED. INUNDATION UP TO 1.8  
TO 2.1 FEET ABOVE GROUND LEVEL IS POSSIBLE ALONG SHORELINES  
AND LOW- LYING COASTAL AREAS.  
 
* WHERE...NORTHERN WASHINGTON COAST AND GRAYS HARBOR COUNTY  
COAST ZONES.  
 
* WHEN...FROM 2 AM TO 6 AM PDT TUESDAY.  
 
* IMPACTS...MINOR COASTAL FLOODING DUE TO TIDAL OVERFLOW IS  
EXPECTED AROUND HIGH TIDE. THIS MAY LEAD TO FLOODING OF  
PARKING LOTS, PARKS, AND ROADS, WITH ONLY ISOLATED ROAD  
CLOSURES EXPECTED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF TRAVEL IS REQUIRED, ALLOW EXTRA TIME AS SOME ROADS MAY BE  
CLOSED. DO NOT DRIVE AROUND BARRICADES OR THROUGH WATER OF  
UNKNOWN DEPTH. TAKE THE NECESSARY ACTIONS TO PROTECT FLOOD-PRONE  
PROPERTY.  
 
INUNDATION ABOVE GROUND LEVEL REFERS TO THE HEIGHT ABOVE THE MEAN  
HIGHER HIGH WATER (MHHW) LEVEL.  
 
 
 
 
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