Kat Bormann, Jet Propulsion Laboratory, Pasadena, CA, United States, Patrick R Kormos, NOAA Colorado Basin River Forecast Center, Salt Lake City, ID, United States, John Lhotak, NOAA Colorado Basin River Forecast Center, Salt Lake City, UT, United States, William P Miller, NOAA, Boulder, CO, United States, Seth Shanahan, Southern Nevada Water Authority, Las Vegas, NV, United States, Jeffery Deems, National Snow and Ice Data Center, Boulder, United States and Thomas H Painter, UCLA, JIFRESSE, Los Angeles, CA, United States