321
WWUS46 KPQR 110718
WSWPQR
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
1218 AM PDT WED MAR 11 2026
WAZ211-120000-
/O.EXT.KPQR.WS.W.0002.000000T0000Z-260313T1200Z/
SOUTH WASHINGTON CASCADES-
INCLUDING THE CITIES OF MT. ST. HELENS, LARCH MOUNTAIN, AND
INDIAN HEAVEN WILDERNESS
1218 AM PDT WED MAR 11 2026
..WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM PDT FRIDAY
* WHAT...HEAVY SNOW EXPECTED ABOVE 2500 FT. TOTAL SNOW ACCUMULATIONS
OF 15 TO 20 INCHES WITH UP TO 30 INCHES ALONG THE VOLCANOS. WINDS
GUSTING AS
HIGH AS 35 MPH, EXCEPT UP TO 45 MPH ALONG THE PEAKS.
* WHERE...SOUTH WASHINGTON CASCADES.
* WHEN...UNTIL 5 AM PDT FRIDAY.
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL
LIKELY BECOME SLICK AND HAZARDOUS.
* ADDITIONAL DETAILS...THERE WILL BE A BRIEF LULL IN SNOWFALL LATE
WEDNESDAY, BUT WILL INCREASE AGAIN WITH HEAVIER PRECIPITATION.
HEAVIEST SNOWFALL EXPECTED BETWEEN 5AM-5PM WEDNESDAY, AND 5AM-5PM
THURSDAY. SNOW LEVELS WILL BEGIN TO RISE ABOVE 5000 FT LATE
THURSDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CONSIDER POSTPONING TRAVEL UNTIL WEATHER CONDITIONS IMPROVE.
IF YOU MUST TRAVEL, BE SURE TO SLOW DOWN AND ALLOW EXTRA TIME.
IF YOUR CAR BECOMES TRAPPED IN DEEP SNOW, BE SURE TO KEEP YOUR CAR
OFF TO STAY SAFE FROM POTENTIAL CARBON MONOXIDE POISONING.
IF YOU ARE USING A GENERATOR, BE SURE TO KEEP IT OUTDOORS AND AWAY
FROM WINDOWS AND VENTS.
BE AWARE THAT WALKING SURFACES MAY BE SLICK. WALK WITH EXTRA CARE.
BACKCOUNTRY RECREATION IS NOT ADVISED.
ORZ126-120000-
/O.CON.KPQR.WW.Y.0005.000000T0000Z-260312T0000Z/
NORTH OREGON CASCADES-
INCLUDING THE CITIES OF GOVERNMENT CAMP, BENNETT PASS, TIMOTHY
LAKE, AND LOST LAKE
1218 AM PDT WED MAR 11 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
* WHAT...SNOW ABOVE 3000 FT. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 6
AND 11 INCHES. LOCALIZED HIGHER AMOUNTS ALONG THE PEAKS OF MT HOOD
ABOVE 5500 FT. WINDS GUSTING AS HIGH AS 35 MPH EXCEPT UP TO 50 MPH
ALONG THE PEAKS.
* WHERE...NORTH OREGON CASCADES.
* WHEN...UNTIL 5 PM PDT THIS AFTERNOON.
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL
LIKELY BECOME SLICK AND HAZARDOUS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY
CALLING 5 1 1.
HAVE A WINTER EMERGENCY DRIVING KIT READILY AVAILABLE. COMMON ITEMS
TO INCLUDE: FLASHLIGHT, BATTERIES, BLANKETS, A SHOVEL, WATER,
NON-PERISHABLE FOOD ITEMS, TIRE CHAINS, ETC.
BE AWARE THAT WALKING SURFACES MAY BE SLICK. WALK WITH EXTRA CARE.
FOR THE LATEST ROAD CONDITIONS AND CHAIN RESTRICTIONS IN OREGON,
CALL 5 1 1, OR VISIT: WWW.TRIPCHECK.COM.
FOR THE LATEST ROAD CONDITIONS AND CHAIN RESTRICTIONS IN WASHINGTON,
VISIT: WSDOT.COM/TRAVEL/REAL-TIME/MAP
ORZ127-120000-
/O.CON.KPQR.WW.Y.0005.000000T0000Z-260312T0000Z/
CASCADES OF MARION AND LINN COUNTIES-
INCLUDING THE CITIES OF SANTIAM JUNCTION, TOMBSTONE SUMMIT,
SANTIAM PASS, MCKENZIE PASS, AND BREITENBUSH SPRINGS
1218 AM PDT WED MAR 11 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 10 INCHES. WINDS
GUSTING AS HIGH AS 45 MPH ALONG THE PEAKS.
* WHERE...CASCADES OF MARION AND LINN COUNTIES.
* WHEN...UNTIL 5 PM PDT THIS AFTERNOON.
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL
LIKELY BECOME SLICK AND HAZARDOUS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HAVE A WINTER EMERGENCY DRIVING KIT READILY AVAILABLE. COMMON ITEMS
TO INCLUDE: FLASHLIGHT, BATTERIES, BLANKETS, A SHOVEL, WATER,
NON-PERISHABLE FOOD ITEMS, TIRE CHAINS, ETC.
BE AWARE THAT WALKING SURFACES MAY BE SLICK. WALK WITH EXTRA CARE.
FOR THE LATEST ROAD CONDITIONS AND CHAIN RESTRICTIONS IN OREGON,
CALL 5 1 1, OR VISIT: WWW.TRIPCHECK.COM.
FOR THE LATEST ROAD CONDITIONS AND CHAIN RESTRICTIONS IN WASHINGTON,
VISIT: WSDOT.COM/TRAVEL/REAL-TIME/MAP
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT
WWW.WEATHER.GOV/PORTLAND
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