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Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 1 CHAMPS Lab
Development & Validation of a High-Resolution, Wind-Wave, Tide, and
Hurricane Storm Surge Model for Mississippi & Alabama
Matthew Bilskie Univ. Central Florida
CHAMPS Lab 17th Annual ADCIRC Model Workshop
04/30/2013
Award No. NA10NOS4780146 from the National Oceanic and Atmospheric Administration (NOAA) Center for Sponsored Coastal Ocean Research
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 2 CHAMPS Lab
Nat’l Estuarine Research Reserves
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 3 CHAMPS Lab
NGOM Modeling Domain
FWJ FLPH_AL
MS_SELA
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 4 CHAMPS Lab
New Methods
Terrain Description 1. Lidar data fusion 2. DEM generation 3. Mesh node placement 4. DEM to mesh interpolation
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 5 CHAMPS Lab
Terrain Description
lidar Digital
Elevation Model
Unstructured Finite Element
Mesh
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 6 CHAMPS Lab
Lidar Data Fusion
lidar Digital
Elevation Model
Unstructured Finite Element
Mesh
Combine lidar datasets… Pre- and post-Katrina lidar Post-Ike and Gustav lidar
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 7 CHAMPS Lab
DEM Generation
lidar Digital
Elevation Model
Unstructured Finite Element
Mesh
Resolution of DEM?
Bilskie, M. V., and Hagen, S. C. (2013). "Topographic Accuracy Assessment of Bare Earth Lidar-Derived Unstructured Meshes." Advances in Water Resources, 52, 165-177.
DEM Grid Size (m)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 8 CHAMPS Lab
Mesh Node Placement Vertical Features
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 9 CHAMPS Lab
Mesh Node Placement Vertical Features
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 10 CHAMPS Lab
Mesh Node Placement Vertical Features
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 11 CHAMPS Lab
Mesh Node Placement Vertical Features
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 12 CHAMPS Lab
Mesh Node Placement 5 m DEM
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 13 CHAMPS Lab
Mesh Node Placement 5m DEM + Vertical Features
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 14 CHAMPS Lab
Mesh Resolution
lidar Digital
Elevation Model
Unstructured Finite Element
Mesh
Bilskie, M. V., and Hagen, S. C. (2013). "Topographic Accuracy Assessment of Bare Earth Lidar-Derived Unstructured Meshes." Advances in Water Resources, 52, 165-177.
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 15 CHAMPS Lab
Mesh Node Placement ~60 m element size
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 16 CHAMPS Lab
Interpolation Workflow
ADCIRC Mesh
(fort.14) (UTM16)
INTERPOLATION AUTO_v2.1.F90
(Bilskie & Hagen, 2013)
5 m DEM (*.flt/*.hdr) (UTM16) ADCIRC
Mesh (fort_Z.14
)
EXTRACT_VF_NODES_v2.F90
VF (Ridges & Valleys)
*.shp
Input File
Input File
ADCIRC Mesh VF Node Direct Lookup
(fort_VF_Z.14)
Inputs Codes Outputs
( ) 2
0.25
1 1
2 1 1
M
DEM
N
for NCA
N for N
∆=
∆
< = + ≥
Bilskie, M. V., and Hagen, S. C. (2013). "Topographic Accuracy Assessment of Bare Earth Lidar-Derived Unstructured Meshes." Advances in Water Resources, 52, 165-177.
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 17 CHAMPS Lab
Mesh Node Placement Mesh Elevations (DEM Interpolation)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 18 CHAMPS Lab
Mesh Node Placement Mesh Elevations (DEM Interpolation)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 19 CHAMPS Lab
Mesh Node Placement Mesh Elevations (DEM & VF Interpolation)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 20 CHAMPS Lab
MS_AL_SELA ADCIRC Model
• 3.67 million nodes • 7.31 million elements • SWAN+ADCIRC (Dietrich et al., 2011)
• UCF FEMA FLPH_AL Mobile Bay, AL • SL15 - Southeast Louisiana (Bunya et al., 2010)
• SL16 - Deep Ocean (Dietrich et al., 2011)
• Bunya, S., Dietrich, J. C., Westerink, J. J., Ebersole, B. A., Smith, J. M., Atkinson, J. H., Jensen, R., Resio, D. T., Luettich, R. A., Dawsone, C., Cardone, V. J., Cox, A. T., Powell, M. D., Westerink, H. J., and Roberts, H. J. (2010). "A high-resolution coupled riverine flow, tide, wind, wind wave, and storm surge model for southeastern Louisiana and Mississippi. Part I: Model development and validation." Monthly Weather Review, 128(345-377). • Dietrich, J. C., Westerink, J. J., and Kennedy, A. B. (2011). "Hurricane Gustav (2008) Waves and Storm Surge: Hindcast, Synoptic Analysis, and Validation in Southern Louisiana." Monthly Weather Review, 139(8), 2488-2522. • Dietrich, J. C., Zijlema, M., Westerink, J. J., Holthuijsen, L. H., Dawson, C. N., Luettich, R. A., Jensen, R. E., Smith, J. M., Stelling, G. S., and Stone, G. W. (2011). "Modeling hurricane waves and storm surge using integrally-coupled, scalable computations." Coastal Engineering, 58, 45-65.
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 21 CHAMPS Lab
ADCIRC Mesh Mississippi & Alabama
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 22 CHAMPS Lab
ADCIRC Mesh Bay St. Louis, MS
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 23 CHAMPS Lab
ADCIRC Mesh Biloxi Bay, MS
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 24 CHAMPS Lab
ADCIRC Mesh Pascagoula River, MS
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 25 CHAMPS Lab
ADCIRC Mesh Pascagoula River, MS
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 26 CHAMPS Lab
ADCIRC Mesh Grand Bay, MS
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 27 CHAMPS Lab
ADCIRC Mesh Tensaw River, AL (North Mobile Bay)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 28 CHAMPS Lab
Validation
• Hurricane Katrina • Hurricane Isaac • Deepwater Horizon
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 29 CHAMPS Lab
Hurricane Katrina
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 30 CHAMPS Lab
Hurricane Katrina Hydrographs
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 31 CHAMPS Lab
Hurricane Katrina Hydrographs
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 32 CHAMPS Lab
Hurricane Katrina (426 HWMs) Comparison of Measured HWM to ADCIRC Simulation
(with waves)
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 33 CHAMPS Lab
Currently… • Finalizing Katrina Validation
– Processing Synthetic Aperture Radar (SAR) – Acquisition Date: 08/28/2005; 23:51:09
• Hurricane Isaac wind field • Gathering H. Isaac data
– USGS Isaac Storm Tide Mapper (http://wim.usgs.gov/isaacstormsurgemapper/isaacstormsurgemapper.html#)
• Enhance Land Cover with lidar – Manning’s n – Z0 – Canopy
Coastal Hydroscience Analysis, Modeling & Predictive Simulations Laboratory 34 CHAMPS Lab
Acknowledgements / Questions • Scott Hagen • Stephen Medeiros • David Coggin • Andrew Cox • ADCIRC Community
– John Atkinson – Zach Cobell – Casey Dietrich – Jason Fleming – Crystal Fulcher – Michael Salisbury
Contact Info Matt Bilskie E-Mail: [email protected] Office: 407-823-4843