Peter Bernard Gibson¹, Duane Edward Waliser¹, Bin Guan², Mike DeFlorio³, F Martin Ralph³ and Daniel L Swain^4,5, (1)NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (2)University of California, Los Angeles, Joint Institute for Regional Earth System Science and Engineering, Los Angeles, CA, United States, (3)Scripps Institution of Oceanography, UC San Diego, Center for Western Weather and Water Extremes, La Jolla, CA, United States, (4)University of California Los Angeles, Los Angeles, CA, United States, (5)National Center for Atmospheric Research, Boulder, United States