511
WWUS46 KPDT 112314
WSWPDT
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
414 PM PDT WED MAR 11 2026
WAZ523-121500-
/O.UPG.KPDT.WW.Y.0008.000000T0000Z-260312T0300Z/
/O.EXB.KPDT.WS.W.0003.000000T0000Z-260313T0000Z/
LOWER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-
INCLUDING THE CITIES OF CLIFFDELL, APPLETON, AND CLE ELUM
414 PM PDT WED MAR 11 2026
..WINTER STORM WARNING IN EFFECT UNTIL 5 PM PDT THURSDAY
* WHAT...SNOW EXPECTED ABOVE 1500 FEET. UP TO 6 INCHES OF SNOW HAS
ALREADY FALLEN WITH ADDITIONAL SNOW ACCUMULATIONS BETWEEN 4 TO 7
INCHES. WINDS GUSTING AS HIGH AS 55 MPH BETWEEN 8 PM TODAY AND 11
AM THURSDAY.
* WHERE...LOWER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.
* WHEN...UNTIL 5 PM PDT THURSDAY.
* IMPACTS...PERIODS OF MODERATE AND HEAVY SNOW WILL COMBINE WITH LOW
VISIBILITIES TO CREATE DIFFICULT DRIVING CONDITIONS. VERY STRONG
WINDS COULD CAUSE EXTENSIVE TREE DAMAGE.
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.
WAZ522-121500-
/O.CON.KPDT.WS.W.0003.000000T0000Z-260313T1200Z/
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-
INCLUDING THE CITIES OF ROSLYN AND EASTON
414 PM PDT WED MAR 11 2026
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT FRIDAY
* WHAT...HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 1 AND
3 FEET. WINDS GUSTING AS HIGH AS 55 MPH BETWEEN 8 PM TODAY AND 11
AM THURSDAY.
* WHERE...UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.
* WHEN...UNTIL 5 AM PDT FRIDAY.
* IMPACTS...SIGNIFICANT SNOWFALL WITH PERIODS OF HEAVY SNOWFALL
RATES WILL COMBINE WITH LOW VISIBILITY TO CREATE DIFFICULT DRIVING
CONDITIONS.
* ADDITIONAL DETAILS...SNOW WILL EASE LATE THIS MORNING THROUGH
EARLY THURSDAY MORNING AS SNOW LEVELS RISE, BRINGING A WINTERY MIX
OR RAIN BEFORE DECREASING THURSDAY AND HEAVY SNOW RETURNING TO THE
PASSES.
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.
WAZ030-120300-
/O.CON.KPDT.WW.Y.0008.000000T0000Z-260312T0300Z/
NORTHWEST BLUE MOUNTAINS-
INCLUDING THE CITIES OF SKI BLUEWOOD RESORT
414 PM PDT WED MAR 11 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 5 AND 7 INCHES.
WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...NORTHWEST BLUE MOUNTAINS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. STRONG WINDS COULD
CAUSE TREE DAMAGE.
* ADDITIONAL DETAILS...ADDITIONAL MODERATE TO LOCALLY HEAVY SNOW IS
POSSIBLE 5 AM THURSDAY TO 5 AM FRIDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS CAN BE OBTAINED BY VISITING THE WEBSITE
WSDOT.WA.GOV/TRAVEL.
PDT
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