Aletsch Arena · Valais · Switzerland
Fiescheralp
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Regional avalanche bulletin • Wednesday 21 October
2=
Moderate
Riederalp region
N, NE, E, W, NW
above 2800m
Danger level 2 moderate. Read the bulletin carefully.
SLF · updated 17:00
Read the full Riederalp bulletin →Avalanche problems
Dry avalanches
· all day
New snow
2=
N, NE, E, W, NW
above 2800m
Over a wide area 20 to 40 cm of snow will fall on Wednesday above approximately 2800 m. As a consequence of a moderate southwesterly wind, sometimes avalanche prone wind slabs will form in particular adjacent to ridgelines and in Usually a steep, elongated, eroded trench; typically prone to snowdrift accumulation.EAWS glossary and Rounded or elongated concavity; typically tending to accumulate snowdrift.EAWS glossary as well as at elevated altitudes. These can in some places be released by people. Avalanches can reach medium size. Backcountry touring calls for careful route selection. The Avalanche Warning Service currently has only a small amount of information that has been collected in the field, so that the avalanche danger should be investigated especially thoroughly in the relevant locality.
Field notes
Easy to spot - the snow is fresh. Look at recent avalanche activity in similar terrain, and pay attention to how much new snow has fallen in the last three days. Critical loading depends on temperature, wind, and what was on the surface before the storm. SLF advises waiting until the Snow deposited on the ground in a multiplicity of layers.EAWS glossary has had time to bond before committing to steep terrain in fresh snow.
Avalanche danger • Riederalp region • 2025/26
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
- No bulletin
- Low
- Moderate
- Considerable
- High
- Very High
About this resort
- Elevation
- 2,212–2,869 m
- Lifts
- 35
- Piste
- 104 km
- Typical season
- 5 Dec – 3 Apr
- Operator
- Aletsch Bahnen AG
- Website
- Official website
- Notes
- Sector of the connected Aletsch Arena domain; Eggishorn cableway starts here