High pressure over Northern California and southeast of the low is creating an atmospheric river-like presence of snow and freezing rain from Thursday morning to Friday morning.
Warm air intruding from the south will give us some sleet before lunch time in the Columbia Basin with light snow showers in the Yakima and Kittitas Valleys Thursday.
Tuesday evening around 5 p.m. snow will begin to fall in the Simcoe Highlands and Yakima Valley before becoming a widespread band of overnight snow from the Cascades to the