## HYSPLIT4 User's Guide Help File Index

Model Overview

GUI Overview

METEOROLOGY - Data Overview

ARL Data FTP - External sources of data

- Forecast and appended archives for the last two days
- Archive of long-term ARL formatted data
- Reanalysis data archive from the ARL server

Convert to ARL - Convert data on local computer to ARL format

- WRF-ARW Advanced Research WRF NetCDF
- WRF-NMM NCEP WRF NMM native GRIB1 files
- NARR archive North America Regional Reanalysis GRIB1
- ECMWF European Centre Archive and Forecasts
- ERA-40 ECMWF Reanalysis ERA-40 GRIB1 files
- MM5V3Rregional Version 3 binary output files
- MCIP IOAPI formatted files
- User entered single station and level user data entry

Display Data - Viewing HYSPLIT formatted meteorological data

- Check File all the records in a meteorological file
- Contour Map of a single meteorological variable
- Text Profile of all variables at a single location
- Grid Domain shows a map of meteorological grid locations

Utility Programs - Meteorology / Trajectory / Concentration Menus

- Convert Postscript graphic to another graphic format
- GIS to Shapefile Convert GIS output to ESRI Shapefile

Meteorology Help

- Data Format description of the packed meteorological data format
- Sample Programs to read ARL and GRIB data files

TRAJECTORY - Menu Overview

- Quick Start for automatic configuration and execution
- Trajectory Setup the simulation CONTROL file
- Save / Retrieve Options for custom simulations for future use
- Run Model menu tab to execute the trajectory model
- Trajectory Display converts the endpoints file to a graphic
- Trajectory Frequency converts multiple files to a graphic
- Endpoints to IOAPI converts the endpoints file to IOAPI

Special Simulations - Trajectory simulations with special requirements

- Run Ensemble simulations by varying source location
- Run Matrix grid of multiple source locations
- Multi-time starts at regular intervals
- Multi-space starts with time along trajectory
- Run daily invokes script to do multiple simulations in time
- Run Cluster Analysis formultiple trajectory files
- GeoLocation trajectory analysis from sampling data
- Control File Format line-by-line description
- Endpoints File Format description

CONCENTRATION - Menu Overview

- Quick Start for automatic configuration and execution
- Concentration Setup of the simulation CONTROL file
- Pollutant, Deposition, and Grid menu to select items below:
- Pollutant definition of the emission characteristics
- Grid Definition or the air concentration sampling grid
- Deposition definition of the pollutant deposition parameters
- Run Model to start the concentration model

Display Options

- Concentration converts the binary model file to a graphic
- Matrix View create graphic from a source-receptor matrix file
- Matrix Solve using measurements solve for the emissions vector
- Ensemble View Map creates probability maps from multiple simulations
- Ensemble Box Plot shows the probability distribution at one location
- Particle displays horizontal/vertical particle distributions
- Pointer Select uses mouse to extract concentration values to a file
- Grid Values uses colorfill to show values on the concentration grid
- Plume Arrival uses colorfill to show first arrival times after start

Utility Program

- Convert to ASCII converts the binary concentration file to an ascii format file
- Grid to Station extracts the concentrations at a station and writes to a file
- Convert to IOAPI converts the concentration binary file to IOAPI

Special Simulations - Concentration simulations with special requirements

- Run Matrix configures and runs dispersion for an array of locations
- Run Ensemble for multiple meteorlogical simulations
- Run Variance for multiple turbulence simulations
- Run Physics for multiple physical parameterizations
- Run Dust Storm for PM10 emissions from dust storms
- Run daily invokes a script for multiple simulations in time
- GeoLocate from measurements determine the emissions location
- Global runs a simulation with particle mass transfer to Eulerian global grid

Related Concentration Help

- Multi-Processor special simulations in multi-processor environment
- Concentration File Format line-by-line description

ADVANCED Overview of features for advanced users

- Configuration Setup to edit the SETUP.CFG namelist file
- Trajectory edit menu for trajectory simulations
- Concentration edit menu for for concentration simulations
- Extra Label edit menu for supplemental graphic map labels
- Dynamic Sampling configuration of the LAGSET.CFG file
- Emissions File configuration of the point source file
- Set GUI Directories configures the directory structure

SETUP.CFG NAMELIST SUMMARY

- Time Steps
- Trajectory Vertical Coordinate
- Multiple Trajectories in Time
- Trajectory Points Output Frequency
- Meteorology Along the Trajectory
- Meteorological Ensemble
- Mixing Depth Computation Method
- Concentration Vertical Coordinate
- Release Particles or Puffs
- Release Number Limits
- Emission Cycling and Input
- Turbulence and Dispersion Computations
- Concentration Packing and Output Units
- Input and Output Particle Files
- In-Line Conversion Modules
- Puff-Split-Merge Issues
- Variables Not Set in GUI

Satellite Data - access to selected satellite data archives

- NASA TOMS FTP Aerosol Index (AI)
- TOMS Viewer for AI and model concentration and particle positions

Advanced Help

- Special Topics for complex simulation scenarios
- PARDUMP file format for particle displays or model restarts
- MESSAGE file format to evaluate simulation details

VERIFICATION - Model statistics with experimental data