Bollettino valanghe

Allgäu Alps East

LWD Tirol
Vedi sulla mappa

Pericolo valanghe

Above treeline
3 · Marcato
Below treeline
2 · Moderato
Non aggiornato — questo bollettino è scaduto 5 years ago. Stai vedendo condizioni passate, non il bollettino in corso.

In sintesi

Fresh wind slabs - Weakly bonded old snow requires caution.

Problemi valanghivi

  • Wind slab

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  • Persistent weak layers

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  • Gliding snow

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Avalanche Activity

Fresh wind slabs - Weakly bonded old snow requires caution.

The fresh snow and in particular the wind slabs formed by the strong to storm force northwesterly wind can be released by a single winter sport participant in all aspects above the tree line. On extremely steep sunny slopes loose snow avalanches are to be expected as a consequence of solar radiation. Faceted weak layers exist in the centre of the snowpack in particular on steep west, north and east facing slopes. Shady slopes are especially critical, in particular between approximately 2200 and 2600 m. Avalanches can in isolated cases be released in the old snowpack and reach dangerously large size. In addition a latent danger of gliding avalanches exists, especially on steep grassy slopes.

Snowpack Structure

30 to 50 cm of snow, and up to 70 cm in some localities, has fallen since Monday. The wind will be moderate to strong. As a consequence of new snow and wind, avalanche prone wind slabs formed in all aspects. The fresh wind slabs are bonding poorly with the old snowpack in particular on wind-protected shady slopes and in high Alpine regions. In its middle, the snowpack is faceted and weak, especially on shady slopes between approximately 2200 and 2600 m.

Tendency

Gradual decrease in avalanche danger.

Bulletin data: Avalanche Warning Service Tirol, avalanche.report (CC BY 4.0)

Regioni coperte