799
WWUS46 KPDT 202117
WSWPDT
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
217 PM PDT THU MAR 20 2025
ORZ509-210630-
/O.EXB.KPDT.WW.Y.0020.250321T0600Z-250322T0600Z/
/O.CON.KPDT.WS.W.0008.000000T0000Z-250321T0600Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF LA PINE, SISTERS, CAMP SHERMAN, AND
SUNRIVER
217 PM PDT THU MAR 20 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11
PM PDT FRIDAY ABOVE 4000 FEET...
* WHAT...FOR THE WINTER STORM WARNING ABOVE 4000 FEET, HEAVY SNOW.
ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES. WINDS GUSTING AS
HIGH AS 40 MPH ON EXPOSED RIDGELINES. FOR THE WINTER WEATHER
ADVISORY, SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 7 TO 12
INCHES. WINDS GUSTING AS HIGH AS 45 MPH ON EXPOSED RIDGELINES.
* WHERE...EAST SLOPES OF THE OREGON CASCADES.
* WHEN...FOR THE WINTER STORM WARNING, UNTIL 11 PM PDT THIS EVENING.
FOR THE WINTER WEATHER ADVISORY, FROM 11 PM THIS EVENING TO 11 PM
PDT FRIDAY.
* IMPACTS...SIGNIFICANT SNOWFALL WITH PERIODS OF HEAVY SNOWFALL
RATES WILL COMBINE WITH BREEZY WINDS TO CREATE LOW VISIBILITY AND
DIFFICULT DRIVING CONDITIONS.
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.
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.
ORZ502-WAZ030-210630-
/O.NEW.KPDT.WW.Y.0021.250321T1800Z-250322T0600Z/
/O.CON.KPDT.WW.Y.0020.000000T0000Z-250321T0600Z/
NORTHERN BLUE MOUNTAINS OF OREGON-NORTHWEST BLUE MOUNTAINS-
INCLUDING THE CITIES OF TOLLGATE, MEACHAM, AND SKI BLUEWOOD
RESORT
217 PM PDT THU MAR 20 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING ABOVE 4500 FEET...
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TO 11 PM PDT FRIDAY
ABOVE 4000 FEET...
* WHAT...FOR THE FIRST WINTER WEATHER ADVISORY ABOVE 4500 FEET,
SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES. WINDS
GUSTING AS HIGH AS 40 MPH ON EXPOSED RIDGELINES. FOR THE SECOND
WINTER WEATHER ADVISORY, WET SNOW EXPECTED. TOTAL SNOW
ACCUMULATIONS OF 6 TO 10 INCHES. WINDS GUSTING AS HIGH AS 40 MPH
ON EXPOSED RIDGELINES.
* WHERE...IN OREGON, NORTHERN BLUE MOUNTAINS OF OREGON. IN
WASHINGTON, NORTHWEST BLUE MOUNTAINS.
* WHEN...FOR THE FIRST WINTER WEATHER ADVISORY, UNTIL 11 PM PDT THIS
EVENING. FOR THE SECOND WINTER WEATHER ADVISORY, FROM 11 AM TO 11
PM PDT FRIDAY.
* IMPACTS...TRAVEL COULD BE DIFFICULT DUE TO PERIODS OF MODERATE TO
HEAVY SNOW.
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.
WAZ522-210630-
/O.NEW.KPDT.WW.Y.0021.250321T1800Z-250322T1200Z/
/O.CON.KPDT.WW.Y.0020.000000T0000Z-250321T0600Z/
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-
INCLUDING THE CITIES OF EASTON AND ROSLYN
217 PM PDT THU MAR 20 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 5 AM PDT
SATURDAY...
* WHAT...FOR THE FIRST WINTER WEATHER ADVISORY, SNOW. ADDITIONAL
SNOW ACCUMULATIONS UP TO 4 INCHES. WINDS GUSTING AS HIGH AS 35 MPH
ON EXPOSED RIDGELINES. FOR THE SECOND WINTER WEATHER ADVISORY,
SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 6 AND 10 INCHES.
WINDS GUSTING AS HIGH AS 35 MPH ON EXPOSED RIDGELINES.
* WHERE...UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST.
* WHEN...FOR THE FIRST WINTER WEATHER ADVISORY, UNTIL 11 PM PDT THIS
EVENING. FOR THE SECOND WINTER WEATHER ADVISORY, FROM 11 AM FRIDAY
TO 5 AM PDT SATURDAY.
* IMPACTS...PERIODS OF MODERATE AND HEAVY SNOW WILL COMBINE WITH LOW
VISIBILITIES TO CREATE DIFFICULT DRIVING CONDITIONS.
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.
MC
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