Double-click the .exe file (for Windows) and follow the on-screen prompts.
This version significantly improved the "GIS" menu, allowing users to delineate watersheds and compute physical characteristics directly within the software without needing external tools like ArcGIS or QGIS. hec hms 4.9 free download
I can provide step-by-step instructions for any of these scenarios. Double-click the
Choose the default installation path unless you have specific drive requirements. hec hms 4.9 free download
If you are new to the software, it is highly recommended to download the "Sample Projects" from the HEC website. Loading these will help you understand the directory structure and required input data. Why Use Version 4.9?