Development of an optimized tide & hurricane storm surge model for the northern Gulf of Mexico (MS, AL, FL) for use with the ASGS Principal Investigator: Scott C. Hagen Louisiana State University Director: LSU Center for Coastal Resiliency Professor: Department of Civil & Environmental Engineering / Center for Computation & Technology shagen@lsu.edu Co-Principal Investigator: Stephen C. Medeiros University of Central Florida Lecturer: Department of Civil, Environmental & Construction Engineering stephen.medeiros@ucf.edu CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 1 Feb. 1-3, 2017
PR PROJE JECT OVERVIEW Optimize a research grade mesh to reduce wall-clock simulation time Bilskie, M. V., S. C. Hagen, S. C. Medeiros, A. T. Cox, M. B. Salisbury, and D. Coggin (2016), Data and numerical analysis of astronomic tides, wind-waves, and hurricane storm surge along the northern Gulf of Mexico, Journal of Geophysical Research: Oceans, 121 (5), 3625-3658, http://dx.doi.org/10.1002/2015JC011400 . CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 2 Feb. 1-3, 2017
PROJE PR JECT OVERVIEW Incorporate lidar-based surface roughness parameterization at scale Mine the ENTIRE point cloud (Ground Points only 20-30%) Generate Value-Added Products Validate investment in data acquisition Medeiros, S.C., S. C. Hagen, and J.F. Weishampel (2015), A Random Forest Model Based on Lidar and Field Measurements for Parameterizing Surface Roughness in Coastal Modeling, IEEE-JSTARS, vol 8 (4), pp 1582-1590. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 3 Feb. 1-3, 2017
End End Us User: r: NO NOAA No Northern Gulf f of f Mexico Sentinel Site Co Cooperative (NG (NGOMSSC) C) INTERACTIONS: • Dr. Hagen provided preliminary guidance on role of surge forecasts in NGOMSSC mission over the course of numerous phone calls and email contacts. • OUTCOME: Escalation of NGOMSSC role as end user in this project • Dr. Medeiros gave a presentation on topographic characterization of coastal salt marshes at June 2016 NGOMSSC monthly conference call. • OUTCOME: NGOMSSC will invite LSU-UCF personnel to demonstrate surge modeling and value-added lidar products at future NGOMSSC workshops and meetings. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 4 Feb. 1-3, 2017
End End Us User: r: No Northwest Florida Water Management Di District (NW (NWFWMD) D) Contact: Jerrick Saquibal, Chief, Bureau of Hydrology and Engineering INTERACTIONS: • Dr. Medeiros contacted him prior to CAT 1 Hurricane Hermine Landfall. Provided link to CERA and sample images from NGOM3 via email. • OUTCOME: Received positive feedback on the CERA product. Task to schedule in- person meeting / demo in 2017. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 5 Feb. 1-3, 2017
Exam Ex ample ple Sim Simula ulatio ion n of Tropic pical al St Storm Hermine ine Adv dvis isory 27 Tested the Franklin, Wakulla, • and Jefferson county portion of NGOM3 within ASGS in real- time during Hurricane Hermine from the 2016 hurricane season. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 6 Feb. 1-3, 2017
Ex Exam ample ple Sim Simula ulatio ion n of Tropic pical al St Storm Hermine ine Adv dvis isory 27 The LSU-UCF team provided the • results to the Northwest Florida Water Management District. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 7 Feb. 1-3, 2017
Ex Exam ample ple Sim Simula ulatio ion n of Tropic pical al St Storm Hermine ine Adv dvis isory 27 CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 8 Feb. 1-3, 2017
End U End User sers: s: Ob Object jectives es for r Rem emainder er of Project ject NWFWMD: 1. Contact to discuss the development of synthetic storm & results for in-house “table-top” exercise. 2. In-person meeting in June / July 2017, prior to active hurricane season. NGOMSSC: 1. Continue to explore ways for project interaction w/ scientific & monitoring enterprise through in-person meetings and teleconferences. 2. Leverage NGOMSSC network of local end-users for distribution of capabilities & results. Schedule presentation for Summer 2017 with online access. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 9 Feb. 1-3, 2017
Major Ma r Transiti tion Acti tiviti ties • LSU personnel received training on the ASGS system (Jason Fleming) in Spring of 2016. • LSU personnel held regular meetings with the CERA technical team during the Spring and Summer of 2016. • LSU-UCF personnel engaged NGOMSSC with plans for future meetings on project integration with coastal scientific & monitoring enterprise. • UCF personnel introduced CERA and delivered research grade surge imagery to NWFWMD. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 10 Feb. 1-3, 2017
Ma Major r Transiti tion Mi Milestones March 2016 • Coordinate with end users to refine goals and plan March 2016 • Meeting with CERA to determine technical requirements for publishing data and imagery March 2017 • Workshop with end users to get feedback on CERA products May 2017 • Integration and testing of NGOM ADCIRC output pipeline to CERA July 2017 • Implementation of final NGOM ADCIRC model into ASGS CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 11 Feb. 1-3, 2017
Major Ma r Research Acti tiviti ties • Development & testing of optimized NGOM3 model. • Development of data processing pipeline for lidar-based surface roughness characterization. • Completed of successful SUMREX with Felix Santiago, UPRM CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 12 Feb. 1-3, 2017
Ful Full Fl Floodpl dplain 5,492,562 nodes Required 1.3 million cpu-hours on the LSU Queenbee2 HPC to derive the active floodplain using 219 FEMA-derived synthetic storms. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 13 Feb. 1-3, 2017
Active Flood Acti oodplain 4,476,698 nodes CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 14 Feb. 1-3, 2017
Me Mesh Decimati tion Elevation (m, NAVD88) 156,000 nodes Testing mesh decimation • techniques to reduce the number of computational points (nodes) across the coastal landscape. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 15 Feb. 1-3, 2017
Me Mesh Decimati tion Elevation (m, NAVD88) 47,000 nodes Testing mesh decimation • techniques to reduce the number of computational points (nodes) across the coastal landscape. The example here shows a 70% • reduction in the total number of nodes. The qualitative representation • of the topobathy surface is retained. CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 16 Feb. 1-3, 2017
Ma Marsh DEM M Adjustm tment CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 17 Feb. 1-3, 2017
Lid Lidar ar-Ba Based Surface Ro Roughness Ha Harrison County, MS CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 18 Feb. 1-3, 2017
SU SUMREX CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 19 Feb. 1-3, 2017
Ma Major r Research Mi Milestones June 2016 • Submission of manuscript on lidar-based surface roughness August 2016 • Successful SUMREX April 2017 • Presentation on mesh optimization and lidar-based surface roughness at ADCIRC workshop June 2017 • Submission of manuscript on mesh optimization December 2017 • Submission of manuscript to ASGS Special Issue CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 20 Feb. 1-3, 2017
Pr Project Impact NGOMSSC, through its relationship NGOMSSC delivers surge guidance Accurate, local surge forecasts with the project, provides up to via existing relationships and enable NGOMSSC and NWFWMD date information on surge distribution channels, enabling personnel to secure assets prior to guidance methodology and outreach to those most affected by event and guide assessment efforts advances in the state of the art to coastal hazards after its end users Coastal hazards community (DHS, NWFWMD enhances its role as a NOAA, Local Government, and Cooperating Technical Partner and NWFWMD obtains realistic surge University partners) receive continues to serve as a model for scenarios to conduct table-top talented and trained personnel via productive Federal, Local and SUMREX and other cooperative response exercises University partnerships programs and events between the Research and Education PIs CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 21 Feb. 1-3, 2017
Follow-On Fo On Wor ork Single real-time forecasting model that contains the continuous Louisiana, Mississippi, Alabama, and west Florida coastal floodplain. Topography of the Coastal Louisiana Floodplain CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 22 Feb. 1-3, 2017
Fo Follow-On On Wor ork Single real-time forecasting model that contains the continuous Louisiana, Mississippi, Alabama, and west Florida coastal floodplain. Topography of the NGOM Model Floodplain CRC 2nd Annual Meeting The University of North Carolina at Chapel Hill 23 Feb. 1-3, 2017
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