Improvements and Lingering Challenges with Modeling Low-Level Winds Over Complex Terrain during the Wind Forecast Improvement Project 2

Joseph Olson1, Jaymes Kenyon2, John M Brown3, Wayne M Angevine4, Melinda Marquis5, Yelena L Pichugina6, Aditya Choukulkar7, Timothy Bonin8, Robert M Banta9, Laura Bianco10, Irina Djalalova11, Katherine McCaffrey2, James M Wilczak12, Kathleen O Lantz13, Charles N. Long9, Stephanie Redfern14, James R McCaa15, Mark Stoelinga16, Eric Grimit17, Joel Cline18, William J Shaw19, Julie K Lundquist20, Katherine A Lundquist21, Branko Kosovic22, Larry K Berg23, Veerabhadra Rao Kotamarthi24, Justin Sharp25 and Pedro Jiménez26, (1)NOAA Global Systems Laboratory, Boulder, United States, (2)NOAA, Earth System Research Laboratory, Boulder, CO, United States, (3)NOAA Earth System Research Laboratory, Boulder, CO, United States, (4)Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder, Boulder, United States, (5)NOAA, ESRL/GSD, Boulder, CO, United States, (6)NOAA/ESRL/CSD, Boulder, CO, United States, (7)CIRES/NOAA ESRL, Boulder, CO, United States, (8)University of Oklahoma Norman Campus, Norman, OK, United States, (9)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (10)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (11)NOAA, Earth System Research Laboratory, Boulder, United States, (12)NOAA/OAR/PSL, Boulder, United States, (13)NOAA Global Monitoring Laboratory, Boulder, CO, United States, (14)Boulder, CO, United States, (15)3TIER, Vaisala, Seattle, WA, United States, (16)3TIER Environmental Forecast Group, Seattle, WA, United States, (17)Vaisala Inc, Seattle, WA, United States, (18)Department of Energy Washington DC, Washington, DC, United States, (19)Pacific Northwest National Laboratory, Richland, WA, United States, (20)National Renewable Energy Laboratory, Golden, United States, (21)Lawrence Livermore National Laboratory, Livermore, United States, (22)Johns Hopkins University, Ralph O'Connor Sustainable Energy Institute, Baltimore, MD, United States, (23)PNNL / Climate Physics, Richland, WA, United States, (24)Argonne National Laboratory, Argonne, United States, (25)Sharply Focused, Portland, OR, United States, (26)National Center for Atmospheric Research, Boulder, CO, United States