Boletín de aludes

Jasper

Feb 13 – 14, 2018Parks Canada
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Archivado · caducó 9 years ago

Peligro de aludes

Wed
Thu
Alta montaña
3 · Notable
Límite del bosque
3 · Notable
Bajo el límite
2 · Moderado
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Lo esencial

Natural activity has tapered, but there remains a high degree of uncertainty for large alpine slopes that have not recently slid. Good skiing can be found in sheltered areas below treeline.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    1–2.5
    Up to 45cm of HST fell through the forecast area. Winds during the storm were from the SW but switched to North Easterly on Sunday.

  • Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–2.5
    Persistent slabs remain a problem. The main concern is for areas exposed to large triggers such as cornices and large South facing alpine terrain exposed to the sun.

Weather Forecast

Temperatures remaining cool, but have the potential to reach fluctuate significantly over the course of the day. 10-15mm expected in a series of light snowfalls from Tuesday morning to Wednesday evening. Winds expected to intensify to strong from the SW with the first pulse of snow on Tuesday.

Snowpack Summary

Varied storm snow amts: 10-15cm in the Icefields, 40cm near Mt Wilson, and 30cm north of Beauty creek is sitting on the weak and facetted persistent slab at mid snowpack. Reverse loading from a northerly flow has cross-loaded Alpine features.

Avalanche Summary

Avalanche activity has tapered. No new observations from field team in the Parker Ridge area.

Confidence

Regiones cubiertas