The rain at Portland starts off light on Tuesday morning with showers here and there and mostly cloudy skies. Highs today of 60 degrees. It's not quite parka weather yet, but a jacket would be good and sensible shoes for the wet walk to wherever you need to go.
National Weather Service forecasters are tracking cooler air aloft from Portland and expecting that to lead to thunderstorms Tuesday afternoon and evening and into Wednesday.
Snow levels will remain near 5500 feet in the Cascades. Higher elevations should see some accumulation throughout Portland starting Wednesday.