Boletín de aludes

Pongau Grass Mountains

LWD Salzburg
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Peligro de aludes

Above treeline
2 · Moderado
Below treeline
1 · Débil
Desactualizado: este boletín caducó 4 years ago. Estás viendo condiciones pasadas, no el boletín vigente.

Problemas de aludes

  • Persistent weak layers

    • Todas las altitudes
  • Wind slab

    • Todas las altitudes

Avalanche Activity

The main danger stems from non-recognizable avalanche prone locations in the weak old snowpack fundament in all aspects above the timberline, particularly in wind-protected areas behind abrupt discontinuities in the terrain, in gullies and in bowls. Danger zones increase in number and in size with increasing altitude. Medium-sized slab avalanches can be triggered even by one single winter sports enthusiast.In addition, the NW wind is generating new, trigger-sensitive snowdrift accumulations, depositing them on NE/E/S ridgeline slopes. The are mostly small-sized, but can be easily triggered.

Snowpack Structure

The overall snow depth: 20 - 60 cm. Since Friday: 10 to 15 cm of loose snow has been added. The snowpack layering in the still shallow snow cover is frequently unfavourable. The snow cover is expansively metamorphosed (faceted) nearly down to the ground, including embedded melt-freeze crusts. Near forested zones and in wind-protected areas the surface hoar has been blanketed by fresh snowfall. Fresh snow and drifts are being deposited atop this weak old snowpack surface, it is prone to triggering. The situation on sunny slopes is somewhat better, especially where the wind has generated a more irregular distribution of snow.

Weather Synopsis

Tuesday: mostly sunshine. At high altitudes of the Tauern, southerly winds will reach speeds of 40 km/hr. Temperatures will rise, at 2000 m from -11 to -6 degrees; at 3000 m from -7 to -12 degrees. Wednesday: in Tauern and Nockberge, intermittent sunshine with some dispersed clouds. In the Northern Alps, clouds will be heavier, a bit of snowfall/rainfall is possible in the afternoon. Southerly winds will make it milder. At 2000 m: 0 degrees; at 3000 m; -6 degrees.

Tendency

Gradually decreasing danger due to rising temperatures.

Bulletin data: Avalanche Warning Service Salzburg (CC BY 4.0)

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