Boletín de aludes

South Coast

Feb 26 – 27, 2021Avalanche Canada
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Archivado · caducó 6 years ago

Peligro de aludes

Sun
Mon
Alta montaña
3 · Notable
Límite del bosque
3 · Notable
Bajo el límite
2 · Moderado

Lo esencial

Storm slabs sitting on a hard rain crust may continue to be reactive to human triggers; especially in wind affected terrain.

Problemas de aludes

  • Storm Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    1–2

    Storm slabs sitting on a hard rain crust may continue to be reactive to human triggers; especially in wind affected terrain.

Confidence

High -

Weather Forecast

  

THURSDAY NIGHT: Cloudy with flurries; 3-5 cm. / Strong, northwest ridgetop wind / Alpine low -4 / Freezing level 600 m.

FRIDAY: Mix of sun and cloud / Light, northwest ridgetop wind / Alpine high 1 / Freezing level 700 m.

SATURDAY: Mix of sun and cloud / Light, northwest ridgetop wind / Alpine high 0 / Freezing level 600 m.

SUNDAY: Cloudy with flurries; 5-10 cm. / Strong, west ridgetop wind / Alpine high 2 / Freezing level 1000 m.

Avalanche Summary

On Thursday, skier triggered storm slab avalanches up to size 2 were reported on all aspects. The new snow is sitting on a hard rain crust and may remain reactive to human triggers; especially in wind affected terrain.

Snowpack Summary

15-20 cm of new snow and strong southwesterly winds have formed fresh storm slabs sitting on top of a hard rain crust that caps the snowpack up to the tops of the North Shore mountains. These storm slabs are expected to be most reactive in wind affected terran. 

The snowpack below the rain crust is well settled and strong in most areas.

Terrain and Travel

  • Expect slab conditions to change drastically as you move into wind exposed terrain.
  • Closely monitor how the new snow is bonding to the crust.
  • Keep in mind the crust offers an excellent bed surface for avalanches.

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