Bollettino valanghe

Banff Yoho Kootenay

Feb 20 – 21, 2024Avalanche Canada
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Archiviato · scaduto 3 years ago

Pericolo valanghe

Thu
Fri
Alta quota
2 · Moderato
Limite del bosco
1 · Debole
Sotto il limite
1 · Debole

In sintesi

Conditions are improving but forecasters are still uncertain regarding the possibility of deep slabs.

Problemi valanghivi

  • Wind Slabs

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Unlikely
    Dimensione
    1–2

    Isolated wind-slabs exist in high alpine lee areas. The wind forecast for Tuesday is highly variable. Take note of wind loading at the local level.

  • Deep Persistent Slabs

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Unlikely
    Dimensione
    1.5–2.5

    Several persistent weak facet layers exist in the mid-pack and at the bottom of the snowpack. Sporadic avalanche activity continues on these layers and the theme seems to be rocky, steep, thin snowpack areas in the alpine.

Confidence

Moderate

Avalanche Summary

No avalanches were observed or reported on Tuesday.

Snowpack Summary

Suncrust on steep solar aspects. Isolated wind slabs in the alpine. 10-25 cm of facetted snow over the Feb 3 crust. Persistent weak facet layers remain present in the mid and bottom of the snowpack.

Weather Summary

A benign weather pattern will hold over the region for the next few days. As a trough moves from BC into Alberta, clouds will develop and a trace to 5cm of snow is expected by Wednesday morning. Winds may increase to the moderate range Wednesday, but remain light on Tuesday. Temps will be seasonal with freezing levels below surface.

For more information be sure to check AvCan's Mountain Weather.

Regioni coperte