For Washington, the NWS said heavy snow, with up to nine inches of accumulation, was expected for the cities of Plummer, Tekoa, Pullman, La Crosse, Moscow, Uniontown, Potlatch, Colfax, Genesee, Oakesdale, and Rosalia. Wednesday morning commutes could be affected.

The advisory comes ahead of a winter storm set to deliver accumulating snow of 3 to 5 inches from Saturday night into Sunday morning. Emergency Management notes that there is a chance this snow could mix with sleet and potentially freezing rain.

On Wednesday at 2:48 p.m. the NWS Medford OR issued a winter weather advisory valid from Thursday 4 p.m. until Friday 10 a.m. The advisory is for Central Siskiyou County and Northeast Siskiyou and Northwest Modoc counties as well as Modoc County.