I would not venture here until we get some mild weather; melt being a major caveat. The run-off will raise & color the BT below the town of Truckee. As it proceeds downstream it will progressively get higher and discolored.
Deep in the "canyon' casting to surface-feeders
PS....go to www.sierrafisherman.com and view the Spring 2012 issue. There on page 10 is the Pro-Tip feature. The theme is "Spring's High-Water Tactics". Some good stuff there