928 WWUS46 KPQR 131736 WSWPQR URGENT - WINTER WEATHER MESSAGE National Weather Service Portland OR 1036 AM PDT Mon Apr 13 2026 ORZ126>128-WAZ211-141200- /O.UPG.KPQR.WS.A.0004.260415T0000Z-260416T1200Z/ /O.NEW.KPQR.WS.W.0004.260415T0000Z-260416T1200Z/ North Oregon Cascades-Cascades of Marion and Linn Counties- Cascades of Lane County-South Washington Cascades- Including the cities of Bennett Pass, Willamette Pass, Waldo Lake, Lost Lake, Larch Mountain, Timothy Lake, Tombstone Summit, McKenzie Pass, Santiam Junction, Breitenbush Springs, Mt. St. Helens, Indian Heaven Wilderness, Government Camp, and Santiam Pass 1036 AM PDT Mon Apr 13 2026 ...WINTER STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 5 AM PDT THURSDAY ABOVE 2500 FT... * WHAT...Heavy snow above 2500 ft. Total snow accumulations between 12 to 20 inches. Winds could gust as high as 45 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...From 5 PM Tuesday to 5 AM PDT Thursday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Latest guidance suggests the heaviest snow accumulations are forecast over the Cascades from Marion to Lane Counties. 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. && $$ For more information from the National Weather Service visit www.weather.gov/portland 42  411 WWUS46 KMFR 131744 WSWMFR URGENT - WINTER WEATHER MESSAGE National Weather Service Medford OR 1044 AM PDT Mon Apr 13 2026 ORZ027-140145- /O.UPG.KMFR.WS.A.0007.260415T0600Z-260416T1200Z/ /O.NEW.KMFR.WW.Y.0010.260415T0600Z-260416T1200Z/ South Central Oregon Cascades- Including the following locations...Diamond Lake, Crater Lake, and Crescent Lake 1044 AM PDT Mon Apr 13 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM TUESDAY TO 5 AM PDT THURSDAY ABOVE 4000 FT IN THE HIGH SOUTH CENTRAL CASCADES IN KLAMATH, JACKSON AND DOUGLAS COUNTIES... * WHAT...Total snow accumulations 3 to 12 inches. Winds gusting as high as 45 mph over high and exposed terrain. * WHERE...Above 4000 ft in the high south central Cascades in Klamath, Jackson and Douglas Counties. Including the locations of...Crescent Lake, Diamond Lake. This also includes the following passes or notable locations... Diamond Lake Junction on state highways 230 & 138 at 4478 ft. Willamette Pass on state highway 58 at 5090 ft. * WHEN...From 11 PM Tuesday to 5 AM PDT Thursday. * IMPACTS...Travel may be difficult and delays in your commute. The hazardous conditions could impact the Wednesday morning and evening commutes. Strong winds could cause tree damage. * ADDITIONAL DETAILS...Probability of snow accumulation between 5 AM Wednesday to 5 AM Thursday. Probabilities don't always overlap the hazard's time range. Location >= >= >= >= 6in 8in 12in 18in -------- ---- ---- ---- ---- Diamond 81% 55% 18% 5% Lake Junction Crater 93% 85% 47% 13% Lake Visit weather.gov/mfr/winter for additional snow probabilities PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Call 511 or visit tripcheck.com for road information. && $$ Smith  628 WWUS46 KPDT 131753 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 1053 AM PDT Mon Apr 13 2026 ORZ509-140630- /O.UPG.KPDT.WS.A.0004.260415T0000Z-260416T1200Z/ /O.NEW.KPDT.WS.W.0005.260415T0000Z-260416T1200Z/ East Slopes of the Oregon Cascades- Including the cities of Sisters, La Pine, Sunriver, and Camp Sherman 1053 AM PDT Mon Apr 13 2026 ...WINTER STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 5 AM PDT THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches above 4000 feet, heaviest along the Cascade crest. Winds gusting as high as 45 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From 5 PM Tuesday to 5 AM PDT Thursday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Lighter snowfall is forecast below 4000 feet along US 97, US 26, and US20. Steady snowfall late Tuesday afternoon into Wednesday morning will turn over to snow showers Wednesday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons should consider delaying all travel. If travel is absolutely necessary, drive with extreme caution. Consider taking a winter storm kit along with you, including such items as tire chains, booster cables, flashlight, shovel, blankets and extra clothing. Also take water, a first aid kit, and anything else that would help you survive in case you become stranded. Do not touch downed lines and report any power outages to your electric company. Travel is highly discouraged due to slick roadways and the possibility of downed trees and power lines. && $$ WAZ522-140630- /O.NEW.KPDT.WW.Y.0012.260414T1800Z-260416T0600Z/ Upper Slopes of the Eastern Washington Cascades Crest- Including the cities of Roslyn and Easton 1053 AM PDT Mon Apr 13 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 11 PM PDT WEDNESDAY ABOVE 2500 FEET... * WHAT...Snow expected. Total snow accumulations of 4 to 8 inches above 2500 feet with locally higher amounts along the Cascade crest. Winds gusting as high as 45 mph. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...From 11 AM Tuesday to 11 PM PDT Wednesday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Lighter snowfall amounts are forecast below 2500 feet along I-90 and US 12. Steady snowfall Tuesday afternoon through Tuesday night will turn over to snow showers Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by visiting the website wsdot.wa.gov/travel. && $$ PDT  687 WWUS46 KSEW 131756 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 1056 AM PDT Mon Apr 13 2026 WAZ301>304-140200- /O.UPG.KSEW.WS.A.0004.260414T1800Z-260416T0600Z/ /O.NEW.KSEW.WS.W.0004.260414T1800Z-260416T0600Z/ Cascades of Whatcom and Skagit Counties-Cascades of Snohomish and Northern King Counties-Cascades of Southern King County-Cascades of Pierce and Lewis Counties- Including Greenwater, Longmire, White Pass, Paradise, SR18 at Tiger Mountain Summit, Stevens Pass, Snoqualmie Pass, Ashford, Mount Rainier, Mount Baker, and Crystal Mountain 1056 AM PDT Mon Apr 13 2026 ...WINTER STORM WARNING IN EFFECT FROM 11 AM TUESDAY TO 11 PM PDT WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 10 and 20 inches. Winds gusting as high as 40 mph. * WHERE...Cascades of Snohomish and Northern King Counties, Cascades of Whatcom and Skagit Counties, Cascades of Pierce and Lewis Counties, and Cascades of Southern King County. * WHEN...From 11 AM Tuesday to 11 PM PDT Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Heavy snow will be possible for areas above 2500 feet. The heaviest snow will fall Tuesday night into Wednesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Prepare for possible power outages. && $$