Winter Weather Advisories are in effect Wednesday for the Oregon and Washington Cascades, with up to 6 inches of additional snow possible.
NWS Portland, NWS Pendleton and NWS Seattle issued the advisories. Roads, bridges and overpasses will likely become slick and hazardous.
Oregon Cascades: NWS Portland
Cascades of Marion, Linn and Lane Counties (including Santiam Pass, McKenzie Pass, Willamette Pass, Waldo Lake and Breitenbush Springs): snow above 4,500 feet with a trace to 3 inches of additional accumulation. The advisory runs until 5 PM PDT Wednesday.
The highest totals are expected over the Marion and Linn County Cascades. Snow showers will gradually decrease in the evening.
North Oregon Cascades and South Washington Cascades (including Government Camp, Timothy Lake, Mt. St. Helens and Bennett Pass): 1 to 3 inches above 4,500 feet, and 3 to 6 inches above 6,000 feet. The advisory runs until 11 PM PDT Wednesday.
Washington Cascades: NWS Seattle and NWS Pendleton
Cascades of Pierce and Lewis Counties (including Mount Rainier, Paradise, Longmire, White Pass and Crystal Mountain): up to 6 inches, heaviest above 4,000 feet, until 5 PM PDT.
Upper slopes of the Eastern Washington Cascades crest (including Roslyn and Easton): 2 to 3 inches above 4,000 feet, until 5 PM PDT.

Travel Impacts and Advice
Keep a winter emergency kit in your vehicle: flashlight, batteries, blankets, a shovel, water, food and tire chains.
Walking surfaces may be slick, so walk with extra care. Call 511 or check TripCheck for Oregon and WSDOT for Washington road conditions.
Full details are on weather.gov/pqr, weather.gov/pdt and weather.gov/sew.
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