Session 12B Improving Model Performance and Efficiency I

Thursday, 7 June 2018: 8:00 AM-10:00 AM
Colorado B (Grand Hyatt Denver)
Host: 25th Conference on Numerical Weather Prediction
Cochairs:
Jacob R. Carley, NOAA/NCEP/EMC, College Park, MD and Michael J. Kavulich Jr., NCAR, Research Applications Laboratory/Developmental Testbed Center, Boulder, CO

Papers:
8:00 AM
12B.1
A Decade in Community-Supported Development of the Frequently Updated RAP and HRRR Model Forecast Systems: From Research to Operations and Back Again (WAF Early Career Award)
Curtis R. Alexander, NOAA/ESRL/GSD, Boulder, CO
Recorded Presentation

8:30 AM
12B.2
Rapid Cycling in the Last Frontier: Improving Model Initialization over Alaska
Trevor Alcott, ESRL, Boulder, CO; and M. Hu, D. C. Dowell, and C. R. Alexander
Recorded Presentation

8:45 AM
12B.3
Testing the Impact of Additional Vertical Levels for the 3km High-Resolution Rapid Refresh
Eric P. James, CIRES, Univ. of Colorado Boulder, and NOAA/ESRL/GSD, Boulder, CO; and C. R. Alexander and J. M. Brown
Recorded Presentation

9:00 AM
12B.4
The Influence of Vertical Advection Discretization in the WRF-ARW Model on Capping Inversion Representation in Warm-Season, Thunderstorm-Supporting Environments
David Nevius, UW-Milwaukee, Milwaukee, WI; and C. Evans
Recorded Presentation

9:15 AM
12B.5
Intercomparison of Seven Planetary Layer/Surface Layer Physics Schemes over Complex Terrain for Battlefield Situational Awareness Applications
Richard S. Penc, U.S. Army Research Laboratory, WSMR, NM; and J. A. Smith, J. W. Raby, R. E. Dumais Jr., B. P. Reen, and L. Dawson
Recorded Presentation Manuscript (601.8 kB)

9:30 AM
12B.6
Use of Non-iteration Dimensional-split Semi-Lagrangian (NDSL) in Central Weather Bureau Global Forecast System
PangYen Liu, CWB, Taipei City, Taiwan; and J. H. Chen and H. M. Juang
Recorded Presentation

12B.7
Ocean Model Impact Study for Operational Hurricane Blanca Forecasting

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