Boletín de aludes

Pre Alps

LWD Vorarlberg
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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

Overall little snow on the ground, low avalanche danger

Problemas de aludes

  • Persistent weak layers

    • Todas las altitudes
  • Wind slab

    • Todas las altitudes

Avalanche Activity

Overall little snow on the ground, low avalanche danger

Avalanche danger is generally low. Main problem: superficial layers in wind-impacted steep terrain, in wind-loaded gullies and bowls and behind abrupt discontinuities in the terrain are often still prone to triggering. Avalanche releases are generally small, the dangers of taking a fall outweigh those of being buried in snow masses.

Snowpack Structure

As a result of moderate-to-strong NE winds, small snowdrift accumulations have been generated afresh due to moderate-strength NE winds. The new snowdrift masses were often deposited atop surface hoar, particularly at intermediate altitudes. In ridgeline and pass areas, behind abrupt discontinuities in the terrain and in wind-exposed terrain, older snowdrift accumulations occur and are often poorly bonded with the snowpack surface or other intermediate layers. There is often surface hoar evident, esp. at low and intermediate altitudes, melt-freeze crusts on sunny slopes.

Weather Synopsis

Nocturnal hours: dry and clear skies, winds shifting to NW. Monday: sunny until midday, intensifying NW winds, cloud cover and a cold front moving in during the afternoon, deteriorating conditions by evening: snowfall and strong winds. At 2000 m: -6 degrees. Strong to stormy NW winds.

Tendency

By early Tuesday morning, 15-20 cm of fresh snow is expected. Strong NW winds will persist, transport the fresh fallen snow. Avalanche danger levels will increase on Monday night.

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

Regiones cubiertas