985  
WWUS46 KPDT 201507  
WSWPDT  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PENDLETON OR  
707 AM PST WED NOV 20 2024  
 
WAZ522-201800-  
/O.CON.KPDT.BZ.W.0002.000000T0000Z-241120T1800Z/  
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-  
INCLUDING THE CITIES OF ROSLYN AND EASTON  
707 AM PST WED NOV 20 2024  
 
...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING  
ABOVE 2000 FEET...  
 
* WHAT...BLIZZARD CONDITIONS EXPECTED ABOVE 2000 FEET. TOTAL SNOW  
ACCUMULATIONS BETWEEN 8 AND 20 INCHES. WINDS GUSTING AS HIGH AS 60  
MPH.  
 
* WHERE...UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...VISIBILITIES MAY DROP BELOW 1/4 MILE DUE TO FALLING AND  
BLOWING SNOW. WHITEOUT CONDITIONS ARE EXPECTED AND WILL MAKE  
TRAVEL TREACHEROUS AND POTENTIALLY LIFE-THREATENING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION. CONSIDER TAKING A WINTER  
STORM KIT ALONG WITH YOU, INCLUDING SUCH ITEMS AS TIRE CHAINS,  
BOOSTER CABLES, FLASHLIGHT, SHOVEL, BLANKETS AND EXTRA CLOTHING.  
ALSO TAKE WATER, A FIRST AID KIT, AND ANYTHING ELSE THAT WOULD HELP  
YOU SURVIVE IN CASE YOU BECOME STRANDED.  
 
A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE  
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS  
ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS, MAKING TRAVEL  
EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL, HAVE A  
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED, STAY IN YOUR  
VEHICLE.  
 

 
 

 
 
WAZ523-201800-  
/O.CON.KPDT.WS.W.0009.000000T0000Z-241120T1800Z/  
LOWER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-  
INCLUDING THE CITIES OF APPLETON, CLIFFDELL, AND CLE ELUM  
707 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS  
MORNING...  
 
* WHAT...HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 6 TO 16  
INCHES. WINDS GUSTING AS HIGH AS 40 MPH.  
 
* WHERE...LOWER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.  
 
* ADDITIONAL DETAILS...SIGNIFICANTLY LOWERED VISIBILITIES IN  
STRONGER WINDS WILL BE POSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION. CONSIDER TAKING A WINTER  
STORM KIT ALONG WITH YOU, INCLUDING SUCH ITEMS AS TIRE CHAINS,  
BOOSTER CABLES, FLASHLIGHT, SHOVEL, BLANKETS AND EXTRA CLOTHING.  
ALSO TAKE WATER, A FIRST AID KIT, AND ANYTHING ELSE THAT WOULD HELP  
YOU SURVIVE IN CASE YOU BECOME STRANDED.  
 
DO NOT TOUCH DOWNED LINES AND REPORT ANY POWER OUTAGES TO YOUR  
ELECTRIC COMPANY. TRAVEL IS HIGHLY DISCOURAGED DUE TO SLICK ROADWAYS  
AND THE POSSIBILITY OF DOWNED TREES AND POWER LINES.  
 

 
 

 
 
ORZ509-201800-  
/O.CON.KPDT.WW.Y.0028.000000T0000Z-241120T1800Z/  
EAST SLOPES OF THE OREGON CASCADES-  
INCLUDING THE CITIES OF CAMP SHERMAN, SUNRIVER, SISTERS, AND LA  
PINE  
707 AM PST WED NOV 20 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS  
MORNING ABOVE 3500 FEET...  
 
* WHAT...SNOW EXPECTED ABOVE 3500 FEET. TOTAL SNOW ACCUMULATIONS  
BETWEEN 2 AND 8 INCHES, LOCALLY 10+ ACROSS THE PEAKS AND CRESTS.  
WINDS GUSTING AS HIGH AS 60 MPH.  
 
* WHERE...EAST SLOPES OF THE OREGON CASCADES.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.  
 
* ADDITIONAL DETAILS...BRIEF PERIODS OF NEAR WHITEOUT CONDITIONS MAY  
BE POSSIBLE WITH THIS SYSTEM. WIDESPREAD BLIZZARD LEVEL CONDITIONS  
SHOULD BE LIMITED TO THE PEAKS OF THE REGION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS CAN BE OBTAINED BY VISITING TRIPCHECK.COM ONLINE, OR BY  
CALLING 5 1 1.  
 

 
 

 
 
WAZ026-201800-  
/O.CON.KPDT.WW.Y.0028.000000T0000Z-241120T1800Z/  
KITTITAS VALLEY-  
INCLUDING THE CITIES OF THORP AND ELLENSBURG  
707 AM PST WED NOV 20 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS  
MORNING...  
 
* WHAT...WET SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS 2 TO 4 INCHES,  
LOCALLY 6-8 ACROSS THE HIGHER TERRAIN. WINDS GUSTING AS HIGH AS 35  
MPH.  
 
* WHERE...KITTITAS VALLEY.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...THE HAZARDOUS CONDITIONS COULD IMPACT THE WEDNESDAY  
MORNING COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS CAN BE OBTAINED BY VISITING THE WEBSITE  
WSDOT.WA.COM/TRAVEL.  
 

 
 

 
 
WAZ030-201800-  
/O.CON.KPDT.WW.Y.0028.000000T0000Z-241120T1800Z/  
NORTHWEST BLUE MOUNTAINS-  
INCLUDING THE CITIES OF SKI BLUEWOOD RESORT  
707 AM PST WED NOV 20 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS  
MORNING ABOVE 4000 FT...  
 
* WHAT...SNOW EXPECTED ABOVE 4000 FT. TOTAL SNOW ACCUMULATIONS  
BETWEEN 6 AND 8 INCHES. WINDS GUSTING AS HIGH AS 45 MPH.  
 
* WHERE...NORTHWEST BLUE MOUNTAINS.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. GUSTY WINDS COULD  
BRING DOWN TREE BRANCHES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS CAN BE OBTAINED BY VISITING THE WEBSITE  
WSDOT.WA.COM/TRAVEL.  
 

 
 

 
 
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