393
WWUS46 KPDT 131101
WSWPDT
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
401 AM PDT THU MAR 13 2025
ORZ509-131915-
/O.CON.KPDT.WS.W.0006.000000T0000Z-250314T0600Z/
/O.CON.KPDT.WS.A.0002.250314T1200Z-250316T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF LA PINE, SUNRIVER, CAMP SHERMAN, AND
SISTERS
401 AM PDT THU MAR 13 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING ABOVE 4000 FEET...
...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY AFTERNOON...
* WHAT...FOR THE WINTER STORM WARNING, HEAVY SNOW EXPECTED ABOVE
4000 FEET; TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES. FOR THE
WINTER STORM WATCH, HEAVY SNOW POSSIBLE; TOTAL SNOW ACCUMULATIONS
OF 8 TO 16 INCHES POSSIBLE ABOVE 4000 FEET AND 2 TO 4 INCHES BELOW
4000 FEET.
* WHERE...EAST SLOPES OF THE OREGON CASCADES.
* WHEN...FOR THE WINTER STORM WARNING, UNTIL 11 PM PDT THIS EVENING.
FOR THE WINTER STORM WATCH, FROM LATE TONIGHT THROUGH SATURDAY
AFTERNOON.
* IMPACTS...SIGNIFICANT SNOWFALL WITH PERIODS OF HEAVY SNOWFALL
RATES WILL COMBINE WITH LOW VISIBILITY TO CREATE VERY DIFFICULT
DRIVING CONDITIONS, ESPECIALLY ALONG US-20 OVER SANTIAM PASS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PERSONS SHOULD CONSIDER DELAYING TRAVEL IF POSSIBLE. IF TRAVEL IS
ABSOLUTELY NECESSARY, DRIVE WITH EXTREME CAUTION AND BE PREPARED FOR
SUDDEN CHANGES IN VISIBILITY. LEAVE PLENTY OF ROOM BETWEEN YOU AND
THE MOTORIST AHEAD OF YOU, AND ALLOW EXTRA TIME TO REACH YOUR
DESTINATION. AVOID SUDDEN BRAKING OR ACCELERATION, AND BE ESPECIALLY
CAUTIOUS ON HILLS OR WHEN MAKING TURNS. MAKE SURE YOUR CAR IS
WINTERIZED AND IN GOOD WORKING ORDER.
WAZ522-131900-
/O.CON.KPDT.WW.Y.0015.000000T0000Z-250313T1900Z/
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-
INCLUDING THE CITIES OF ROSLYN AND EASTON
401 AM PDT THU MAR 13 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON PDT TODAY
ABOVE 3000 FEET...
* WHAT...SNOW EXPECTED ABOVE 3000 FEET. TOTAL SNOW ACCUMULATIONS OF
5 TO 10 INCHES. WINDS GUSTING AS HIGH AS 40 MPH.
* WHERE...UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.
* WHEN...UNTIL NOON PDT TODAY.
* 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.GOV/TRAVEL.
LN
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