Willamette, McKenzie & Santiam Rivers Fishing Report and Forecast July 31 – August 6th, 2015 Posted on July 30, 2015July 31, 2015 by Michael Teague Willamette, McKenzie & Santiam Rivers Fishing Report – Perhaps it was the passing showers a few days ago. Of course it was. Water temperatures at Willamette Falls plummeted from 81... This post is only available to Members. If you are a Member, please be sure to log in. You can do this on the top right of almost any page on our site. If you want to become a member or find out more, take a look here.