Difference between revisions of "User:BrownWidow"

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== Introduction ==
== Introduction ==


The purpose of this tutorial demonstrates how to perform hydrological and terrain analysis within QGIS. The workflow begins with downloading a DEM, installing WhiteboxTools, and plugging in WhiteboxTools into QGIS. The analysis includes: preprocessing a DEM, generating flow direction and accumulation layers, deriving slope and creating a Topographic Wetness Index (TWI) map.
This tutorial demonstrates how to perform hydrological and terrain analysis within QGIS. The workflow begins with downloading a DEM dataset, installing WhiteboxTools, and configuring QGIS to recognize the WhiteboxTools functions. Subsequent steps includes DEM preprocessing, flow direction and flow accumulation modelling, deriving slope and the creation of a Topographic Wetness Index (TWI) map.

== Data & Software Requirements ==
* 30 m DEM of the Kananaskis region
* QGIS
* WhiteboxTools Open Core

== Step 0: Installing WhiteboxTools ==

''' Download WhiteboxTools Open Core:'''
[https://www.whiteboxgeo.com/download-whiteboxtools/ WhiteboxTools]

Revision as of 22:57, 6 December 2025

Hydrological & Terrain Analysis Tutorial Using WhiteboxTools

Introduction

This tutorial demonstrates how to perform hydrological and terrain analysis within QGIS. The workflow begins with downloading a DEM dataset, installing WhiteboxTools, and configuring QGIS to recognize the WhiteboxTools functions. Subsequent steps includes DEM preprocessing, flow direction and flow accumulation modelling, deriving slope and the creation of a Topographic Wetness Index (TWI) map.

Data & Software Requirements

  • 30 m DEM of the Kananaskis region
  • QGIS
  • WhiteboxTools Open Core

Step 0: Installing WhiteboxTools

Download WhiteboxTools Open Core: WhiteboxTools