Winter Storm Warning issued March 11 at 11:34AM PDT until March 13 at 5:00AM PDT by NWS Portland OR
Issue date: 2026-03-11T18:34+00:00
* WHAT...Heavy snow expected above 2500 ft. Total snow accumulations of 15 to 25 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 today, but will increase again with heavier precipitation. Heaviest snowfall expected between 5AM-5PM Today, and 5AM-5PM Thursday. Snow levels will begin to rise above 5000 ft late Thursday.
