Avalanche forecast

Lochaber

SAIS
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Avalanche danger

Above 900 m
1 · Low
Above 900 m
2 · Moderate
Above 900 m
3 · Considerable
Below 900 m
1 · Low
Below 900 m
2 · Moderate
Out of date — this forecast expired 5 years ago. You’re viewing past conditions, not the current bulletin.

Highlights

LO for 10/2. Unstable windslab forming mainly on wind sheltered N, NE and E aspects above 900m. Considerable hazard

Avalanche problems

  • Wind slab

    • All elevations
  • cornice_failure

    • All elevations

Avalanche Activity

LO for 10/2. Unstable windslab forming mainly on wind sheltered N, NE and E aspects above 900m. Considerable hazard

Forecast Snow Stability: Areas of unstable windslab will continue to form in wind sheltered locations. Greatest accumulations will be on steep North, North-East and East aspects above 900 metres. Accumulations will be deepest in wind sheltered gullies and other similar terrain features. Other wind sheltered locations will also be affected due to cross loading. Some redistribution onto South-East aspects will occur during Thursday. Unstable cornices will continue to form. The avalanche hazard will be Considerable.

Snowpack Structure

Forecast Weather Influences: Snow showers above 400 metres will continue throughout the forecast period. Strong South-West winds overnight will back to become North-West later, easing slightly. The 300 metre freezing level will rise to 600 metres during the day. Observed Weather Influences: Strong South-West to West winds and snow showers with the freezing level around 500 metres. ObservedSnowStability: Areas of unstable windslab are continuing to form in wind sheltered terrain. Greatest accumulations are on sheltered North, North-East and East aspects above 900 metres, notably gullies, scarp slopes and crag aprons. Cornices are also building above these aspects. The avalanche hazard is Considerable.

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

Regions covered