Eastern Oregon Fishing Report and Forecast Posted on October 21, 2021October 21, 2021 by Glenn Zinkus Grande Ronde Steelhead! Weather Outlook Across Central and Eastern Oregon: Northeast Oregon will be in the 50s through the weekend, and highs in the 40s much of next week. There will be showers through the... 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.