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The Science of Water Transport and Floods from Theory to Relevant Applications - II

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This is the presentation given by Ricardo Mantilla at University of Iowa in 2017. It talks about the system implemented in Iowa for flood forecasting in real time

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The Science of Water Transport and Floods from Theory to Relevant Applications - II

  1. 1. The Science of Water Transport and Floods From Theory to Relevant Applica9ons
  2. 2. Connec9ng Rainfall to Flooding
  3. 3. Modeling the Land-Surface Rainfall Evapora-on Runoff Seepage
  4. 4. Landscape Decomposi9on Hillslope-link par--oning = Irregular grid Hillslope area ~ 0.1 km2 Channel link length ~ 400 m
  5. 5. Radar rainfall coverage of Iowa
  6. 6. Radar rainfall coverage of Iowa
  7. 7. Radar rainfall coverage of Iowa
  8. 8. Modeling the Land-Surface Rainfall Evapora-on Runoff Seepage
  9. 9. Mass Conserva-on Equa-ons Fluxes between control volumes dsp dt = P t( )− qpl − qpc −ep dsl dt = qpl − qls −el dss dt = qls − qsc −es qpc = k2sp 1.67 and qpl = klsp qls = kisl and qsc = k3ss kl = kDRY 1− sl Sl " # $ % & ' N Channel Rou-ng dqc dt = voqc λ1 Aλ1 1− λ1( )l qpc + psc − qc + qu u∈c ∑ $ % & ' ( ) Modeling the Land-Surface (Under the hood)
  10. 10. Statewide implementa9on of the HLM-Async Model Our distributed hydrological model provides streamflow predic9ons everywhere in Iowa
  11. 11. HPC Cluster University of Iowa Data Center Virtual Servers IFC Central Database Server Model Forecasted Discharge River Network Topology, Rainfall Maps IFIS Underlying Cyber-Infrastructure: System Overview Rainfall Maps HTTP Data Transfer Reading from DB (TCP 5432) Wri-ng into DB (TCP 5432) Push Informa-on Pull Informa-on Model Forecasted and Real Stage and Discharge IFC Real Time Flood Forecas9ng Model Iowa Flood Informa9on System IFC Rainfall System
  12. 12. Flood Time Machine: hXp://ifis.iowafloodcenter.org/ifis/sc/model_-memachine/
  13. 13. Predic9ons from The Model
  14. 14. Predic9ons from The Model
  15. 15. Flood Time Machine: hXp://ifis.iowafloodcenter.org/ifis/sc/model_-memachine/ Storm: Sept. 22nd Flood Crest: Sept. 27th
  16. 16. The Na-onal Weather Service contacted the Iowa Flood Center as the event was evolving to find out what were our es-mates of crest (Our pla^orm was a second opinion – unprecedented) Iowa Floods 2016
  17. 17. The Na-onal Weather Service contacted the Iowa Flood Center as the event was evolving to find out what were our es-mates of crest (Our pla^orm provided forecast at loca-ons where NWS models have not been implemented/calibrated/validated - unprecedented) Iowa Floods 2016
  18. 18. Iowa Floods 2016 The Na-onal Weather Service contacted the Iowa Flood Center as the event was evolving to find out what were our es-mates of crest (Our pla^orm provided forecast at loca-ons where NWS models have not been implemented/calibrated/validated - unprecedented)
  19. 19. To establish community-based programs to improve flood monitoring and predic9on along Iowa's major waterways and to support ongoing flood research.
  20. 20. Almost 250 Bridge Sensors…
  21. 21. Communica9ng Model Results and Sensor Observa9ons

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