Avalanche forecast

Bresciane Prealps

ARPA Lombardia
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Avalanche danger

Above 2,000 m
4 · High
Below 2,000 m
3 · Considerable
Out of date — this forecast expired 2 years ago. You’re viewing past conditions, not the current bulletin.

Highlights

Residual weak rainfall, waning during the morning. Snow level between 1800 and 2000 metres. New accumulations expected around 5 cm in the Eastern Prealps, lower elsewhere.

Avalanche problems

  • New snow

    • Above 2,000 m
  • Wet snow

    • Above 900 m

Avalanche Activity

Residual weak rainfall, waning during the morning. Snow level between 1800 and 2000 metres. New accumulations expected around 5 cm in the Eastern Prealps, lower elsewhere.

The new residual precipitation (snow mixed with rain up to 2000 m) will increase and overload the significant layer of recent snow that has not yet consolidated; the threat rating will remain 4 Strong. Triggering will be possible with low overload on many steep slopes at all aspects. To the south the whole recent snow cover rests, almost entirely, on unfrozen uncovered ground, a condition that will favor it accentuated snow flow phenomena. Numerous natural avalanches both on the ground and on the ground will be possible surface, large and very large in size.

Snowpack Structure

From a snowological point of view, the situation will always have to be carefully evaluated, especially in alpine terrain (beyond treeline), and in the central-southern sectors due to rising temperatures. In detail: on the Rhaetian sectors and Adamello the trend in the degree of danger will gradually decrease, going from 4 strong to 3 marked. Problems windy snow above 2300 m, with the presence of extensive soft accumulations, fragilely anchored to the basal layers. About Orobie e Prealpi the avalanche danger level will remain 4 strong. This will be due to the greater accumulations of new snow, compared to northern band, and to the temperature trend, which will determine, in the last tail of the disturbance, rain up to 1800-2000 m (with relative moistening and weakening of the snow). The mild temperatures and the persistence of cloud cover will hinder night-time freezing, further weighing down the snow cover. These sectors will be widely affected by neviflow phenomena (downhill sliding of the entire thickness of the mantle, commonly known as "glide").

Bulletin data: ARPA Lombardia (via EAWS / avalanche.report)

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