777  
WWUS46 KPDT 161346  
WSWPDT  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PENDLETON OR  
646 AM PDT SAT MAY 16 2026  
 
ORZ509-WAZ522-162300-  
/O.CON.KPDT.WW.Y.0014.000000T0000Z-260517T0600Z/  
EAST SLOPES OF THE OREGON CASCADES-UPPER SLOPES OF THE EASTERN  
WASHINGTON CASCADES CREST-  
INCLUDING THE CITIES OF ROSLYN, SISTERS, LA PINE, SUNRIVER,  
EASTON, AND CAMP SHERMAN  
646 AM PDT SAT MAY 16 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS  
EVENING ABOVE 4500 FEET...  
 
* WHAT...SNOW ABOVE 4500 FEET. ADDITIONAL SNOW ACCUMULATIONS OF 2 TO  
5 INCHES. WINDS GUSTING AS HIGH AS 40 MPH.  
 
* WHERE...IN OREGON, EAST SLOPES OF THE OREGON CASCADES. IN  
WASHINGTON, UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.  
 
* WHEN...UNTIL 11 PM PDT THIS EVENING.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS, ESPECIALLY ON BRIDGES  
AND OVERPASSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. IN OREGON, THE LATEST  
ROAD CONDITIONS CAN BE OBTAINED BY VISITING TRIPCHECK.COM ONLINE, OR  
BY CALLING 5 1 1. IN WASHINGTON, THE LATEST ROAD CONDITIONS CAN BE  
OBTAINED BY VISITING THE WEBSITE WSDOT.WA.GOV/TRAVEL.  
 
 
 
 
 
BL  
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