Last year, my brother's friend died in an avalanche while snowmobiling in the Utah back country. This tragic accident forced me to acknowledge that I hadn't always been careful in my winter recreational pursuits.


The National Elevation Dataset - The USGS makes high quality data freely available here. This data was used to create the slope angle maps.
GDAL - The Open Source Geospatial Foundation maintains an amazing Geospatial Data Abstraction Library (GDAL).
The Ubuntu GIS Docker - javimarlop@ has created a docker image that makes creating a GDAL'ified VM a breeze. Check it out here.

Terms of use

By using Avalanche Maps and any data provided by the service, you agree to these terms. Navigating the outdoors in the winter is HAZARDOUS AND INVOLVES THE RISK OF PHYSICAL INJURY OR DEATH. The data and service provided on this website is educational and informational. YOU EXPRESSLY UNDERSTAND AND AGREE THAT YOUR USE OF THE SERVICE AND THE CONTENT IS AT YOUR SOLE RISK AND THAT THE SERVICE AND THE CONTENT ARE PROVIDED "AS IS" AND "AS AVAILABLE." No warranties are made to the accuracy of the data provided here. By using Avalanche Maps, you agree that you will assume any and all risks associated with using this information and that you will waive, release, and not sue, make any claims or file any actions against Avalanche Maps or its creators.