729  
WWUS46 KSEW 140206  
WSWSEW  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
706 PM PDT FRI MAR 13 2026  
 
WAZ301-328-140315-  
/O.CAN.KSEW.WS.W.0003.000000T0000Z-260314T1200Z/  
CASCADES OF WHATCOM AND SKAGIT COUNTIES-OLYMPICS-  
INCLUDING HURRICANE RIDGE  
706 PM PDT FRI MAR 13 2026  
   
..WINTER STORM WARNING IS CANCELLED  
 
 
 
WAZ302>304-141015-  
/O.CON.KSEW.WS.W.0003.000000T0000Z-260314T1200Z/  
CASCADES OF SNOHOMISH AND NORTHERN KING COUNTIES-CASCADES OF  
SOUTHERN KING COUNTY-CASCADES OF PIERCE AND LEWIS COUNTIES-  
INCLUDING LONGMIRE, ASHFORD, CRYSTAL MOUNTAIN, SR18 AT TIGER  
MOUNTAIN SUMMIT, MOUNT RAINIER, PARADISE, SNOQUALMIE PASS, WHITE  
PASS, GREENWATER, AND STEVENS PASS  
706 PM PDT FRI MAR 13 2026  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 7 INCHES.  
 
* WHERE...CASCADES OF SNOHOMISH AND NORTHERN KING COUNTIES, CASCADES  
OF PIERCE AND LEWIS COUNTIES, AND CASCADES OF SOUTHERN KING COUNTY.  
 
* WHEN...UNTIL 5 AM PDT SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN  
YOUR VEHICLE IN CASE OF AN EMERGENCY. PREPARE FOR POSSIBLE POWER  
OUTAGES.  
 
 
 
 
 
WAZ307-141015-  
/O.NEW.KSEW.WW.Y.0010.260314T0206Z-260314T1800Z/  
FOOTHILLS AND VALLEYS OF CENTRAL KING COUNTY-  
INCLUDING COUGAR MOUNTAIN, FALL CITY, NORTH BEND, MIRRORMONT, AND  
CARNATION  
706 PM PDT FRI MAR 13 2026  
   
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT SATURDAY  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 3 INCHES.  
 
* WHERE...FOOTHILLS AND VALLEYS OF CENTRAL KING COUNTY.  
 
* WHEN...UNTIL 11 AM PDT SATURDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS  
CONDITIONS COULD IMPACT THE FRIDAY EVENING COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE  
POWER OUTAGES.  
 
 
 
 
 
WAZ308-141015-  
/O.NEW.KSEW.WW.Y.0010.260314T0206Z-260314T1800Z/  
FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN KING COUNTIES-  
INCLUDING MAPLE VALLEY, EATONVILLE, SOUTH HILL, BONNEY LAKE,  
ENUMCLAW, AND GRAHAM  
706 PM PDT FRI MAR 13 2026  
   
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT SATURDAY  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 2 INCHES.  
 
* WHERE...FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN KING COUNTIES.  
 
* WHEN...UNTIL 11 AM PDT SATURDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS  
CONDITIONS COULD IMPACT THE FRIDAY EVENING COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE  
POWER OUTAGES.  
 
 
 
 
 
27  
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