Boletín de aludes

South Okanagan

Dec 25 – 26, 2022Avalanche Canada
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Archivado · caducó 4 years ago

Peligro de aludes

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

Lo esencial

New snow continues to accumulate but may not bond well to old surfaces.

Assess for slabs prior to committing to steep terrain.

Problemas de aludes

  • Storm Slabs

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

    Snow continues to accumulate since Friday evening forming fresh storm slabs. New snow and strong winds have likely formed new wind slabs in lee terrain features at higher elevations. The new snow may not bond well to previous surfaces formed during last week's cold spell.

    A warming period starting late in the day Sunday is likely to increase reactivity.

Confidence

Moderate

Avalanche Summary

No avalanches were reported in the last 24 hours. New snow and wind have primed the conditions for rider-triggered avalanches. Warmer temperatures will further increase the hazard.

Please consider submitting a MIN report if you head into the backcountry.

Snowpack Summary

Around 20 to 30 cm of new snow and southwest wind are likely forming wind slabs in lee terrain features at higher elevations. Soft snow prevails in sheltered terrain. This may not bond well to previous surfaces of sugary faceted grains and small surface hoar crystals.

The majority of the snowpack is faceted, with roughly 110 cm found at treeline and less below treeline.

Weather Summary

Saturday Night

Mostly cloudy, up to 10 cm accumulation, 40 km/h southwest wind, treeline temperatures -5 °C.

Sunday

Mostly cloudy with possible sunny periods, 2 to 5 cm accumulation, 15 to 20 km/h southwest wind, treeline temperatures -2 °C.

Monday

Mostly cloudy, 4 to 8 cm with the possibility of rain, 30 to 60 km/h southwest wind, treeline temperature -1 to 1 °C.

Tuesday

Cloudy, 10 cm accumulation, 25 to 35 km/h southwest wind, treeline temperatures -2 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Closely monitor how the new snow is bonding to the old surface.
  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Continue to make conservative terrain choices while the storm snow settles and stabilizes.

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