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Viewing Slope Angles

Slope angles have a resolution of 3 - 10 meters.

Use Slope Angles to navigate while avoiding risky or steep areas. Avalanches occur most frequently on slopes steeper than 35°. Click here to learn about Avalanche Forecasts.

onX Backcountry includes additional tools to help you understand avalanche danger. Click here to learn more about the Avalanche Terrains Exposure Scale layers.

Click here to watch a YouTube video about how to use onX Backcountry for skiing.

Table of Contents:

Slope Angles in the onX Backcountry App.
Slope Angles in the onX Backcountry Web Map.

Slope Angles in the onX Backcountry App

Set the Activity Button to Snow Mode.

Activity Snow Button Nav and Controls Backcountry App.png

Open the Basemaps and Map Layers Menu.

Basmaps and Map Layers Button Nav and Controls Backcountry App.png

Turn on the Slope Angles Layer to view color-coded Slope Angles on your map.

Slope Angles Layers and Basemaps Menu Backcountry App.png

To see Slope Angles more clearly, switch to the Topo Basemap. Click here to learn more about using Basemaps, Map Layers, and 3D Mode.

Slope Angle.png

Green - flatter than 25°
Yellow - 25° to 30°
Orange - 30° to 35°
Red - 35° to 40°
Purple - 40° to 45°
Blue - steeper than 45°

Slope Angles in the onX Backcountry Web Map

Set the Activity Button to Ski Tour.

Activity Snow Nav and Controls Backcountry Web.png

Open the Basemaps and Map Layers Menu.

Map Layers and Basemap Button Nav and Controls No Private Lands Backcountry Web.png

Turn on the Slope Angles Layer to view color-coded Slope Angles on your map.

Slope Angle Layers and Basemaps Menu Backcountry Web.png

To see Slope Angles more clearly, switch to the Topo Basemap. Click here to learn more about using Basemaps, Map Layers, and 3D Mode.

Slope Angle.png

Green - flatter than 25°
Yellow - 25° to 30°
Orange - 30° to 35°
Red - 35° to 40°
Purple - 40° to 45°
Blue - steeper than 45°