Oregon, Washington Winter Weather Advisory | Effective 05/16/2026 10:34

Headline: 
Winter Weather Advisory issued May 16 at 10:34AM PDT until May 16 at 11:00PM PDT by NWS Portland OR
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
May 16, 2026 - 10:34am
Expires: 
May 16, 2026 - 11:00pm
Description: 
* WHAT...Snow expected above 4000 feet. Storm total snow accumulations between 4 to 8 inches, highest amounts at Government Camp, and 12 to 18 inches of snow above 5000 feet. Winds gusting as high as 35 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Additional snowfall of most likely 1 to 4 inches after 11 AM today. There is a 20% chance of an additional 6 inches or more at pass-level.
Instruction: 
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
Area Description: 
North Oregon Cascades; Cascades of Marion and Linn Counties; Cascades of Lane County; South Washington Cascades
Forcast Office: 
NWS Portland OR