Eastern Oregon Fishing Report and Forecast Posted on December 16, 2021December 17, 2021 by Glenn Zinkus Grande Ronde Steelhead Again Weather Outlook Across Central and Eastern Oregon: Northeast Oregon will see highs in the 30s through the next week, with night ranging from the teens to 25 degrees. Some snow on... This post is only available to Members. If you are a Member, please be sure to log in and remember to select the Remember Me option. If you want to become a member or find out more, take a look here.