The National Weather Service has issued winter weather advisories for much of northwest Oregon and parts of southwest Washington starting Tuesday evening. A map, available on the National Weather Service in Portland website,

A Winter Weather Advisory begins at noon Wednesday and continues through early Thursday morning. Light snow showers begin Wednesday morning, turning to a freezing rain threat by evening and into the night.

It could be a slick and icy start across the region this morning as freezing rain comes to an end. A Winter Weather Advisory continues for the region this morning. It ends at 5 a.m. for Butler, Clinton,