Bollettino valanghe

Jasper

Feb 9 – 10, 2021
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Archiviato · scaduto 6 years ago

Pericolo valanghe

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

In sintesi

As the extreme cold penetrates the upper snow pack, watch for the development of a Loose Dry avalanche problem in steep terrain. Ice climbers should also be very leery of any hanging daggers. A couple large collapses have recently been observed.

Problemi valanghivi

  • Wind Slabs

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

    Wind speeds  have been mainly light with only occasional moderate gusts from the North over the past few days. Watch for areas of localized wind effect in the ALP and exposed TL features.

Weather Forecast

Extreme cold warning for the region remains in effect. At least it'll be sunny.

Snowpack Summary

Cold temperatures are promoting surface facetting. Previous HST (25-55cm) is bonding well to underlying surfaces (facets, surface hoar, wind affected snow depending on location). Wind slabs in the ALP and exposed TL. A well settled mid-pack, except in shallow snowpack areas, can be found throughout the forecast region. Variable HS (90-200cm).

Avalanche Summary

A few isolated natural wind slabs, starting near alpine ridge crests, have been observed over the last couple days.

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Confidence

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