Lawinenlagebericht

Jasper

Dec 14 – 15, 2020
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Archiviert · abgelaufen 6 years ago

Lawinengefahr

Tue
Wed
Hochgebirge
2 · Mässig
Waldgrenze
1 · Gering
Unterhalb
1 · Gering

Kernpunkte

Even with low danger ratings avalanches are still possible.

Lawinenprobleme

  • Loose Dry

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Likely
    Größe
    1–2

    Yesterday, dry loose avalanches were observed from steep alpine features. In these high consequence locations even a small avalanche could be deadly.

  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    1–3

    Be cautious of thick to thin snowpack areas being likely trigger locations. Weak facets layers near the ground continue to become weaker with these cold temperatures.

Weather Forecast

Parker Ridge Area

Monday: Cloudy with sunny periods and isolated flurries. Precipitation: Trace. Alpine temperature: High -8 °C.  Ridge wind SW: 10-30 km/h.

Tuesday: Flurries. Accumulation: 6 cm. Alpine temperature: Low -10 °C, High -9 °C. Ridge wind southwest: 15 km/h gusting to 45 km/h.

Snowpack Summary

The storm snow is unconsolidated and faceting with the cold temps while overlying a variety of surfaces ranging from old hard wind slab, facets and crusts on steep solar aspects. The bottom of the snowpack is continuing to facet.

Avalanche Summary

Good visibility around the Hilda Zone today. A few loose dry avalanches were observed to sz 1.5 on steep alpine features.

Confidence

Timing, track, or intensity of incoming weather system is uncertain on Wednesday

Abgedeckte Regionen