NWS NWS FLDFLDWAV WAV AANALYSIS NALYSIS TTOOLOOL

FLDATFLDATOffice of Hydrologic DevelopmentOffice of Hydrologic DevelopmentNOAA/NWS/Hydrology LaboratoryNOAA/NWS/Hydrology Laboratory

Janice M. SylvestreJanice M. Sylvestre

WMO/NOAAWMO/NOAAHydrologic Forecasting CourseHydrologic Forecasting Course

NWS Training CenterNWS Training CenterKansas City, MOKansas City, MOOctober 27, 2003October 27, 2003

Hydraulic Modeling Components Hydraulic Modeling Components

FLDWAV: NWS Hydraulic Routing ModelFLDWAV: NWS Hydraulic Routing Model Stand-Alone (R&D Application)Stand-Alone (R&D Application) Operation within NWSRFSOperation within NWSRFS

FLDAT: FLDWAV Analysis ToolFLDAT: FLDWAV Analysis Tool Generates input deck for FLDWAVGenerates input deck for FLDWAV Displays and analyzes FLDWAV resultsDisplays and analyzes FLDWAV results

FLDVIEW: Flood Forecast Mapping ApplicationFLDVIEW: Flood Forecast Mapping Application Displays the extent of floodingDisplays the extent of flooding

FLDIMS: Flood Internet Mapping ServiceFLDIMS: Flood Internet Mapping Service View flood maps in addition to other layers over the InternetView flood maps in addition to other layers over the Internet

FLDWAV Analysis ToolFLDWAV Analysis ToolObjectivesObjectives

Generate a FLDWAV input deck using a GUIGenerate a FLDWAV input deck using a GUI Convert HEC cross sections to FLDWAV formatConvert HEC cross sections to FLDWAV format Generate cross sections using GISGenerate cross sections using GIS Visually display hydraulic information from FLDWAVVisually display hydraulic information from FLDWAV Develop database to contain FLDWAV input filesDevelop database to contain FLDWAV input files Analyze FLDWAV results Analyze FLDWAV results Add calibration capabilitiesAdd calibration capabilities

FLDWAV Analysis ToolFLDWAV Analysis ToolBenefitsBenefits

Reduced time to build FLDWAV datasetsReduced time to build FLDWAV datasets Reduced time to calibrate FLDWAV Reduced time to calibrate FLDWAV modelsmodels Improve forecasters’ ability to analyze Improve forecasters’ ability to analyze FLDWAVFLDWAV results results Centralized location for all data used for Centralized location for all data used for RMRM models models

FLDAT ComponentsFLDAT Components

Interactive Input Component (FLDINP) Cross Section Analysis Component (FLDXS) Graphical Output Component (FLDGRF) Output Analysis Component Database Component

FLDATFLDATInteractive Input Interactive Input

ComponentComponent

Current Capabilities

- Generates input file for FLDWAV (stand-alone)

- Displays hydrographs, cross sections, invert profile, empirical rating curves

- Export operational FLDWAV segment

FLDATFLDATInteractive Input Interactive Input

ComponentComponentFuture Enhancements

- Error checking capabilities

- Help info/documentation

- Input analysis capability

- Enhanced editing capabilities

- Schematic (ability to create input file using objects)

FLDAT: Cross Section Analysis FLDAT: Cross Section Analysis

ComponentComponent Station–Elevation points are visually displayed to represent the topography

The actual cross section is converted to FLDWAV formatThe actual cross section is converted to FLDWAV format

FLDATFLDATCross Section Analysis Cross Section Analysis

ComponentComponentCurrent Capabilities - Ability to visually display cross sections from various sources (e.g. USACE models) and interactively convert to NWS format (b,h) - Ability to average cross sections - Ability to handle levees and multiple channels - GIS Capability

Future Enhancements - Data quality checking - Ability to extract pertinent info from raw data sets (e.g., roughness coefficients) - Ability to recommend the minimum number of required cross sections

FLDATFLDATGIS Cross Section GIS Cross Section

CapabilityCapability

Given:Given: Topographic images Topographic images DEMDEM

After drawing the river After drawing the river centerline and placing the centerline and placing the cross sections, FLDXS cross sections, FLDXS will generate the cross will generate the cross section profile and export section profile and export cross section data in cross section data in FLDWAV format.FLDWAV format.

FLDATFLDATGraphical Output Graphical Output

ComponentComponentCurrent Display Capabilities - Profiles of peak conditions (elevation and discharge) - Discharge hydrographs (computed and observed) at any cross section - Water surface elevation hydrographs (computed and observed) at any cross section - Cross sections showing the peak conditions at any location - Rating curves - External boundary conditions. - Multiple profiles at any time - Multiple hydrographs at any location - Graphically display all hydraulic info in output file based on JNK - Display information on multiple rivers - Print capability

Future Enhancements - Compare multiple output displays - Display shape and image files

FLDATFLDATGraphical Output Graphical Output

ComponentComponent

The Bird’s Eye The Bird’s Eye View allows the View allows the user to quickly user to quickly view the conditions view the conditions of the river via a of the river via a snapshot.snapshot.

FLDATFLDATGraphical Output Graphical Output

ComponentComponent

The user may also The user may also view the river view the river hydraulics with data hydraulics with data groupings that show groupings that show selected conditions.selected conditions.

FLDATFLDATGraphical Output Graphical Output

ComponentComponent

The user may view The user may view cross sections in cross sections in various ways.various ways.

FLDATFLDATOutput Analysis ComponentOutput Analysis Component

Capabilities - Capture “blow-ups” and analyze for potential causes - Anticipate model instability and provide warning messages

FLDWAV Analysis Tool FLDWAV Analysis Tool Database ComponentDatabase Component

The RM database The RM database component component will store data for all river will store data for all river mechanics models. mechanics models.

FLDAT will export all FLDAT will export all FLDWAV FLDWAV info into a database info into a database compatiblecompatible with IHFS logical data with IHFS logical data model.model.

FLDAT will also importFLDAT will also import FLDWAV data based on FLDWAV data based on riverriver components. components.

FLDATFLDATFuture ComponentsFuture Components

Launch FLDWAV, FLDVIEW, and FLDXS applications from FLDAT

Calibration Analysis - Provide volume checks on flow data within the model - Analyze invert profile to determine potential problems with shallow depths - Automate as much of the “Procedures” document as possible - Interactively update Manning n values, rerun FLDWAV and review results

Time Series Analysis - Extract time series needed for calibration from various sources, display graphically, and write in FLDWAV or DATACARD format - Create time series at river confluences - Convert reservoir pool levels to msl - Compute missing time series values - Combine time series - Generate interpolated time series (e.g. generate 1-hr t.s. from 6-hr t.s.) - Check time series data for accuracy

FLDAT SpecificationsFLDAT Specifications

System Hardware: Unix Workstation, Linux or Windows 95/98/Me/NT/XP

System Software: Written in Java 1.1.8 with Swing 1.1.1JRE 1.3 (Linux)JClass 4.5ESRI Arcview 3.1+ (for GIS capability)ESRI 3D Analyst (for GIS capability)mySQL 2.23 (for database component)myOBDC 2.5 (for database component)