Boletín de aludes

Pre Alps

LWD Vorarlberg
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Peligro de aludes

All elevations
1 · Débil
Desactualizado: este boletín caducó 2 years ago. Estás viendo condiciones pasadas, no el boletín vigente.

Lo esencial

Caution: freshly generated snowdrift accumulations

Problemas de aludes

  • Wind slab

    • Above treeline
    Tamaño
    1

    Stability: fair · Frequency: few

  • Gliding snow

    • Todas las altitudes
    Tamaño
    1

    Stability: very poor · Frequency: few

Avalanche Activity

Caution: freshly generated snowdrift accumulations

Avalanche danger is low. Isolated danger zones occur on extremely steep shady slopes. At higher altitudes, freshly generated snowdrifts can be triggered by one sole winter sports enthusiast. The releases will generally be small-sized, the drifts are easily recognized and in steep terrain should be circumvented. On steep grass-covered slopes where there is sufficient snow on the grounf, small-sized glide-snow avalanches are possible.

Snowpack Structure

The snowpack has settled well and is generally well consolidated. During nights of clear skies, the snowpack on shady slopes has expansively metamorphosed. At lower altitudes on shady slopes, surface hoar has formed. Steep sunny slopes have a melt-freeze crust up to high altitudes. Caution: on high-altitude, usually shady slopes near ridgelines, freshly generated snowdrifts are prone to triggering. In addition, weak layers near ground level at high altitudes and faceted intermediate layers inside the old snowpack can often be triggered.

Weather Forecast

Ongoing sunshine and outstanding visibility from the summmits. Only the westerly winds will intensify, bothersome in ridgeline terrain. Temperatures receding slightly compared to previous days, but persistently mild. Null-degree level at 2400m. At 2000m: -2 to +2 degrees. Moderate to strong velocity westerly winds in the heights.

Tendency

Increasing danger levels due to fresh snow and wind

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

Regiones cubiertas