1. Division of Atmospheric Sciences Desert Research Institute Reno NV USA
2. Department of Geography University of Nevada Reno NV USA
3. Climate, Atmospheric Science and Physical Oceanography Division Scripps Institution of Oceanography University of California San Diego La Jolla CA USA
4. Institute for Arctic and Alpine Research University of Colorado Boulder CO USA
5. Earth and Environmental Sciences Area Lawrence Berkeley National Laboratory Berkeley CA USA
6. U.S. Geological Survey Santa Cruz CA USA
7. Department of Civil and Environmental Engineering University of California, Los Angeles Los Angeles CA USA