394 WWUS46 KPDT 132107 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 207 PM PDT Thu Mar 13 2025 ORZ509-140630- /O.CAN.KPDT.WS.W.0006.000000T0000Z-250314T0600Z/ /O.UPG.KPDT.WS.A.0002.250314T1200Z-250316T0000Z/ /O.NEW.KPDT.WS.W.0007.250314T1500Z-250317T0600Z/ /O.EXB.KPDT.WW.Y.0015.000000T0000Z-250314T0600Z/ East Slopes of the Oregon Cascades- Including the cities of Sisters, Sunriver, La Pine, and Camp Sherman 207 PM PDT Thu Mar 13 2025 ...WINTER STORM WARNING CANCELLED AND WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM PDT THIS EVENING ABOVE 4000 FEET... ...WINTER STORM WARNING IN EFFECT FROM 8 AM FRIDAY TO 11 PM PDT SUNDAY... * WHAT...For the Winter Weather Advisory, additional snow accumulations of up to two inches in snow showers through this evening. For the Winter Storm Warning, heavy snow expected. Total snow accumulations of 1 to 3 feet above 4000 feet along the Cascade crest, and total snow accumulations of up to 4 inches below 4000 feet. Winds gusting as high as 45 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...For the Winter Weather Advisory, until 11 PM PDT this evening. For the Winter Storm Warning, from 8 AM Friday to 11 PM PDT Sunday. * IMPACTS...For the Winter Weather Advisory, plan on winter travel conditions along US-20 over Santiam Pass through this evening. For the Winter Storm Warning, heavy snowfall and very low visibility will create extremely dangerous driving conditions. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Light to moderate snow showers are expected into this evening. Multiple rounds of heavy snowfall are then expected Friday morning through Sunday. 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. Slow down and use caution while traveling. The latest road conditions can be obtained by visiting tripcheck.com online, or by calling 5 1 1. && $$ WAZ522-140630- /O.CON.KPDT.WW.Y.0015.000000T0000Z-250314T1200Z/ Upper Slopes of the Eastern Washington Cascades Crest- Including the cities of Roslyn and Easton 207 PM PDT Thu Mar 13 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT FRIDAY ABOVE 3000 FEET... * WHAT...Snow. Additional snow accumulations up to two inches in snow showers. Winds gusting as high as 40 mph. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 5 AM PDT Friday. * IMPACTS...Plan on winter travel conditions over White and Snoqualmie passes. * ADDITIONAL DETAILS...Light to moderate snow showers are expected through this evening, tapering off overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by visiting the website wsdot.wa.gov/travel. && $$