Boletín de aludes

Vancouver Island

Mar 20 – 21, 2022Avalanche Canada
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Archivado · caducó 5 years ago

Peligro de aludes

Tue
Wed
Alta montaña
3 · Notable
Límite del bosque
2 · Moderado
Bajo el límite
1 · Débil

Lo esencial

Keep an eye on the weather throughout the day. Hazard will increase as freezing levels rise and storm snow accumulates. 

Problemas de aludes

  • Storm Slabs

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

    New wind slab could be found in exposed treeline and alpine terrain. 

    Storm slab could be found on all aspects treeline and above in areas that receive more then 20 cm of storm snow. 

    As the freezing level rises wet slabs and wet loose avalanches may occur.

Confidence

Low - Uncertainty is due to the track & intensity of the incoming weather system.

Weather Forecast

Sunday night: stormy with 5 to 15 cm of snow expected with moderate to strong south winds. Freezing levels rising throughout the night to 1500 m. 

Monday: stormy with up to 20 cm of new snow expected at higher elevations and moderate southerly winds. Freezing levels rising to 2000 m.

Tuesday: stormy with up to 10mm of precipitation likely falling as rain at all elevations. Strong south winds. Freezing level around 2500 m.

Wednesday: clearing throughout the day. Possibility of some light flurries bringing trace amounts of new snow. Freezing level falling to 1000 m. Light westerly winds.

Avalanche Summary

On Saturday one size one skier triggered wind slab avalanche was reported. This avalanche took place on a north aspect at treeline.

Snowpack Summary

New storm and wind slabs will likely form throughout the day on Monday. As the freezing levels rise moist snow could be observed on all aspects and elevations. . 

Below treeline, snowpack depths are below threshold for avalanches in many areas.

Terrain and Travel

  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Be alert to conditions that change with elevation and wind exposure.
  • Watch for fresh storm slabs building throughout the day.
  • Back off slopes as the surface becomes moist or wet with rising temperatures.

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