512  
WWUS46 KSEW 192326  
WSWSEW  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
326 PM PST TUE NOV 19 2024  
 
WAZ567>569-201300-  
/O.CON.KSEW.BZ.W.0002.241120T0000Z-241120T1800Z/  
WEST SLOPES NORTH CASCADES AND PASSES-WEST SLOPES NORTH CENTRAL  
CASCADES AND PASSES-WEST SLOPES SOUTH CENTRAL CASCADES AND PASSES-  
INCLUDING THE CITIES OF DARRINGTON, LYMAN, CONCRETE, HAMILTON,  
AND MORTON  
326 PM PST TUE NOV 19 2024  
 
...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY AT  
OR ABOVE ELEVATIONS GREATER THAN 2500 FT...  
 
* WHAT...BLIZZARD CONDITIONS EXPECTED AT OR ABOVE ELEVATIONS GREATER  
THAN 2500 FT. TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 12 INCHES  
WITH LOCALLY HIGHER AMOUNTS OVER THE HIGHEST PEAKS. SNOW TOTALS OF  
3 TO 7 INCHES THROUGH THE CASCADE PASSES. WINDS GUSTING AS HIGH AS  
50 MPH.  
 
* WHERE...WEST SLOPES NORTH CASCADES AND PASSES, WEST SLOPES NORTH  
CENTRAL CASCADES AND PASSES, AND WEST SLOPES SOUTH CENTRAL  
CASCADES AND PASSES.  
 
* WHEN...UNTIL 10 AM PST WEDNESDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE. GUSTY  
WINDS COULD BRING DOWN TREE BRANCHES.  
 
* ADDITIONAL DETAILS...STRONG EAST WINDS WITH SNOW LEVELS 2500 TO  
3000 FEET IN THE CASCADE PASSES TONIGHT INTO WEDNESDAY MORNING.  
THE GREATEST REDUCTIONS IN VISIBILITY WILL LIKELY OCCUR NEAR THE  
CASCADE CREST.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TRAVEL SHOULD BE RESTRICTED TO EMERGENCIES ONLY. IF YOU MUST TRAVEL,  
HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED, STAY WITH  
YOUR VEHICLE. PREPARE FOR POSSIBLE POWER OUTAGES.  
 

 
 

 
 
WAZ513-201300-  
/O.CON.KSEW.WW.Y.0020.241120T0000Z-241121T0000Z/  
OLYMPICS-  
INCLUDING THE CITIES OF MOUNT OLYMPUS, HURRICANE RIDGE, GRISDALE,  
QUINAULT, AND AMANDA PARK  
326 PM PST TUE NOV 19 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
WEDNESDAY AT OR ABOVE ELEVATIONS GREATER THAN 2000 FT...  
 
* WHAT...SNOW EXPECTED AT OR ABOVE ELEVATIONS GREATER THAN 3000 FT.  
TOTAL SNOW ACCUMULATIONS UP TO 12 TO 24 INCHES WITH LOCALLY HIGHER  
AMOUNTS OVER THE HIGHEST PEAKS. BLIZZARD-LIKE CONDITIONS ARE  
POSSIBLE AT TIMES DUE TO WINDS GUSTING AS HIGH AS 50 MPH.  
 
* WHERE...OLYMPICS.  
 
* WHEN...UNTIL 4 PM PST WEDNESDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE. STRONG  
WINDS COULD CAUSE EXTENSIVE DAMAGE TO TREES AND POWER LINES.  
 
* ADDITIONAL DETAILS...HIGHEST EAST WINDS WILL OCCUR ALONG THE  
NORTHERN SLOPES TUESDAY EVENING INTO EARLY WEDNESDAY MORNING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE  
POWER OUTAGES.  
 

 
 

 
 
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