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The fresh and somewhat older wind slabs can be released easily or naturally in all aspects. Caution is to be exercised in particular adjacent to ridgelines and in gullies and bowls. In some cases the avalanches are large. The prevalence of avalanche prone locations and likelihood of triggering will increase with altitude. Extensive experience in the assessment of avalanche danger is required.
dp.6: cold, loose snow and wind
Over a wide area 20 to 40 cm of snow, and up to 50 cm in some localities, fell on Monday, in particular in the east and in the south. Some snow will fall on Tuesday in some localities. As a consequence of a strong wind from southwesterly directions, avalanche prone wind slabs will form in all aspects. In many cases wind slabs are lying on soft layers, this also applies below the tree line. The fresh wind slabs are lying on surface hoar in some places in areas close to the tree line. In its middle, the snowpack is well consolidated. Towards its base, the snowpack is faceted, especially on shady slopes above the tree line, as well as in all aspects in high Alpine regions.
Fresh wind slabs are to be evaluated with care and prudence.