Central & Eastern Oregon Fishing Reports for May 13th Posted on May 12, 2016 by Michael Teague Water temperature on the lower Deschutes has been averaging in the low- to mid-50s, the reason Salmon Flies and Stoneflies have made an early appearance this year. Now is the... 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.