Bulletin d’avalanche

Lochaber

SAIS
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Danger d’avalanche

Above 950 m
1 · Faible
Above 950 m
2 · Modéré
Below 950 m
1 · Faible
Périmé — ce bulletin a expiré 9 months ago. Vous consultez des conditions passées, pas le bulletin en cours.

Points saillants

LO for 3.12 Moderately bonded windslab present mainly on NW-N-E aspects above 950m. Cornices above these aspects. Haz Moderate

Problèmes avalancheux

  • Wind slab

    • Toutes altitudes
  • cornice_failure

    • Toutes altitudes

Avalanche Activity

LO for 3.12 Moderately bonded windslab present mainly on NW-N-E aspects above 950m. Cornices above these aspects. Haz Moderate

Forecast Snow Stability: Moderately bonded windslab will be present in wind sheltered locations. Greatest accumulations will lie on North-West through North to East aspects above 950 metres. Cornices will be present above these aspects. On other aspects and at lower elevations the snowpack will be generally stable. The avalanche hazard will be Moderate.

Snowpack Structure

Forecast Weather Influences: Winds are expected to be gale force generally Southerly. It will be dry overnight, with showers starting just before dawn continuing through the day, though more showery. These will fall as snow mainly above about 850 metres. The freezing level will be around 900 metres. Observed Weather Influences: After overnight precipitation, which fell as snow above 850 metres, there were some light showers during the day. Winds were gale force, mainly South-Westerly. The freezing level was around 900 metres. ObservedSnowStability: Fresh unstable windslab has been deposited in wind sheltered locations, mainly on North-West through North to East aspects above 900 metres. Drifting continued through the day. Fragile cornices are building above these aspects. On other aspects and at lower elevations the snowpack is generally stable. The avalanche hazard is Moderate.

Bulletin data: Scottish Avalanche Information Service (via EAWS / avalanche.report)

Régions couvertes