PORTLAND, Ore. (KOIN) — Many schools in the Columbia River Gorge were closed or delayed on Friday.

A Winter Weather Advisory in effect for the Upper Hood River Valley until 10 p.m Thursday. There is a potential for freezing rain and slick spots.

Centerville Sch. Dist.: Closed

Dufur Sch. Dist.: Closed

Sherman Co. Sch. Dist.: Closed. All after school activities canceled.

So. Wasco Co. Sch. Dist.: Closed

Goldendale Sch. Dist.: Closed

Trout Lake Sch. Dist.: 2 Hours Late

Glenwood Sch. Dist.: 2 Hours Late, No AM preschool, AM buses on snow routes

White Salmon Sch. Dist.: Closed