Boletín de aludes

Hochschwab Mountains

LWD Steiermark
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Peligro de aludes

All elevations
1 · Débil
Desactualizado: este boletín caducó 4 years ago. Estás viendo condiciones pasadas, no el boletín vigente.

Lo esencial

Still persistent weak layer in shady places at high altitudes

Problemas de aludes

  • Persistent weak layers

    • Todas las altitudes

Weather Synopsis

On Sunday, preeminently sunshine. In the afternoon, clouds from south and west will increase but it will remain dry. High fogbanks in the rimline ranges will extend to just above 1000 m. Fresh, strong, sometimes stormy SW winds will be blowing. Temperatures will drop. At 2000 m from +4 in early morning to -1 in the evening.

Tendency

Weather change on Monday. As a result of a cold front from the north and a low over Italy, gray skies will prevail, with precipitation. Fresh snow and wind will lead to a snowdrift problem.

Avalanche Activity

Still persistent weak layer in shady places at high altitudes

Avalanche danger is low. There are still isolated danger zones due to the persistent weak layer. Small avalanches can fracture most likely on shady high altitude slopes. Due to the shallow snow depths and melt-freeze encrusted, icy surfaces the risks of taking a fall need much attentiveness.

Snowpack Structure

The small amount of fresh snow has settled quickly, bonded to the old snow. As a result of the rain, snow beneath the snowfall level has become moist in all aspects and melt-freeze encrusted. Atop embedded melt-freeze crusts there are faceted crystals which form a potential weak layer, most pronounced in shady high-altitude terrain. Otherwise the snow depths are extremely below average. In icy ridgeline and summit zones there is a higher risk of taking a fall.

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

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