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WWUS46 KPQR 101758
WSWPQR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Portland OR
1058 AM PDT Tue Mar 10 2026

ORZ106-101900-
/O.CAN.KPQR.WW.Y.0005.000000T0000Z-260311T0000Z/
North Oregon Coast Range-
Including the cities of Sunset Summit and Wilson River Summit
1058 AM PDT Tue Mar 10 2026

...WINTER WEATHER ADVISORY IS CANCELLED...

The threat for significant snow has ended. Scattered snow showers
continue today with light accumulations.

$$

WAZ211-110900-
/O.CON.KPQR.WS.W.0002.260311T0000Z-260312T0000Z/
/O.CON.KPQR.WW.Y.0005.000000T0000Z-260311T0000Z/
South Washington Cascades-
Including the cities of Mt. St. Helens, Larch Mountain, and
Indian Heaven Wilderness
1058 AM PDT Tue Mar 10 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM PDT WEDNESDAY...

* WHAT...For the Winter Weather Advisory, snow above 2000 ft.
  Additional snow accumulations of 2 to 4 inches. Winds gusting as
  high as 35 mph. For the Winter Storm Warning, heavy snow expected
  above 2500 ft. Total snow accumulations of 12 to 20 inches with up
  to 24 inches along the volcanos.

* WHERE...South Washington Cascades.

* WHEN...For the Winter Weather Advisory, until 5 PM PDT this
  afternoon. For the Winter Storm Warning, from 5 PM this afternoon
  to 5 PM PDT Wednesday.

* IMPACTS...Roads, and especially bridges and overpasses, will
  likely become slick and hazardous.

* ADDITIONAL DETAILS...Heaviest snowfall rates between 5 AM and 5 PM
  Wednesday.

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.

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.

For the latest road conditions and chain restrictions in Washington,
visit: wsdot.com/travel/real-time/map

Backcountry recreation is not advised.

&&

$$

ORZ126-110900-
/O.CON.KPQR.WW.Y.0005.000000T0000Z-260312T0000Z/
North Oregon Cascades-
Including the cities of Lost Lake, Bennett Pass, Timothy Lake,
and Government Camp
1058 AM PDT Tue Mar 10 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT
WEDNESDAY...

* 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.

* WHERE...North Oregon Cascades.

* WHEN...Until 5 PM PDT Wednesday.

* 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.

Slow down and use caution while traveling. For the latest road
conditions and chain restrictions in Oregon, call 5 1 1, or visit:
www.tripcheck.com.

&&

$$

ORZ127-110900-
/O.CON.KPQR.WW.Y.0005.000000T0000Z-260312T0000Z/
Cascades of Marion and Linn Counties-
Including the cities of Tombstone Summit, Santiam Pass, Santiam
Junction, Breitenbush Springs, and McKenzie Pass
1058 AM PDT Tue Mar 10 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT
WEDNESDAY...

* WHAT...Snow above 3000 ft. Additional snow accumulations between 6
  to 11 inches. Localized higher amounts along the ridges. Winds
  gusting as high as 35 mph.

* WHERE...Cascades of Marion and Linn Counties.

* WHEN...Until 5 PM PDT Wednesday.

* 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.

Slow down and use caution while traveling. For the latest road
conditions and chain restrictions in Oregon, call 5 1 1, or visit:
www.tripcheck.com.

&&

$$

For more information from the National Weather Service visit
www.weather.gov/portland

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