The storms cause major problems throughout the area including road closures, flooding, rock slides, and even avalanches.
A combination of record snow packs in the Sierras and rapidly warming summer temperatures created a new hazard at the beginning of 2011's summer. Wide-spread river flooding created dangerous situations all over the Valley. The volatile conditions prompted authorities to close many rivers in the Valley.
The videos above and the related stories are just some of the storm and flooding coverage from ABC30 in 2011.