HEC-HMS Tutorials and Guides Current: Gridded Boundary Condition Data PDF Download PDF Download page Gridded Boundary Condition Data. Current page Include child pages All pages Gridded Boundary Condition Data Guides on downloading, importing and processing gridded boundary data as well as resources for finding datasets. Gridded Data Sources Downloading Multi-Radar Multi-Sensor (MRMS) Precipitation Data Creating Gridded Boundary Conditions for HEC-HMS Importing and Using Multi-Radar Multi-Sensor (MRMS) Precipitation Data Importing and Using Daymet Precipitation Data Importing and Using Parameter-elevation Regressions on Independent Slopes Model (PRISM) Precipitation Data Workflows for Downloading, Importing and Manipulating Gridded Data Correcting Precipitation Volume with the Normalizer Utility Applying Gridded Precipitation to a Non-Georeferenced Project Applying Gridded Precipitation to a Non-Georeferenced Project - Structured Discretization Using the ARkStorm 2.0 Meteorology within HEC-HMS Using the New MetSim Precipitation and Temperature Methods Downloading, Importing, and Processing Gridded Data ×