HEC-HMS Tutorials and Guides Working with Gridded Boundary Condition Data Workflows for Downloading, Importing and Manipulating Gridded Data Current: Part 2: Manipulating Gridded Data PDF Download PDF Download page Part 2: Manipulating Gridded Data. Current page Include child pages All pages Part 2: Manipulating Gridded Data Last Modified: 2023-03-10 06:46:50.268 Part 2a: Creating Area-Averaged Time Series with HEC-HMS Grid to Point Tool Part 2b: Selecting a Normalization Interval ×