Willamette, McKenzie & Santiam Rivers Fishing Report for Aug 12th Posted on August 11, 2016 by Michael Teague Flows at Willamette Falls have dropped slightly over the past two weeks while water temperatures, which climbed as high as 76 degrees around the 5th of August, are currently 72.... 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.