European Alps Map

Daily updated snow cover map at 20 meters resolution

The Alps are the highest and most extensive mountain range system that lies entirely in Europe, and stretching approximately 1,200 kilometres across eight Alpine countries: France, Switzerland, Monaco, Italy, Liechtenstein, Austria, Germany, and Slovenia.

The DeFROST Map for the European Alps coverage area, as per the Alpine Convention

Due to the key importance of this area in Europe and globally in terms of population, visitors and human activity, DeFROST operates and serves a daily snow cover map with 20 meters resolution for its extent.

If you make any request for a tile outside the above covered area, the DeFROST server will return a 404 Not Found response code.

Map Characteristics

The table below summarizes this map's key characteristics:

Map Characteristics

Spatial resolution

20 meters

Update time

Daily at 3AM CET

Tile zoom levels

13 zoom levels

Tile size

256x256 pixels

Default snow color

Purple (#5350b2)

Covered area

Alpine Convention

Map Endpoint

To display the DeFROST European Alps snow cover map as a layer over the basemap of your choice, use the URL string below as the Tile Server endpoint:

https://maps.defrost.io/{z}/{x}/{y}.png

Pay attention to the fact that as any DeFROST endpoint, JWT Authentication is required for the Tile Server. This means a valid JWT token has to be set in the HTTP Authorization request header. Read more about Maps Authentication in the Maps Overview section.