Lawinenlagebericht

Jasper

Dec 25 – 26, 2012Parks Canada
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Archiviert · abgelaufen 14 years ago

Lawinengefahr

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

Kernpunkte

Happy holidays.

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    1–3
    Thursday's 10 cm and Sunday's 8cm of snow with little wind has buried the preexisting wind slabs. Winds have shifted from S to N yet remain in light range. Watch for reverse loading patterns from local terrain influences.
  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely
    Größe
    2–4
    The strong mid-pack above this weakness is slowly loosing its strength. Shallow snow pack areas are potential trigger spots. Consequences would be severe if initiated.

Weather Forecast

Temperature inversion will continue. Weather not expected to change next few days. Expect mainly sunny, perhaps some very light flurries, and light yet cold North winds.

Snowpack Summary

Thursday's 10 cm and another 8cm on Sunday has buried previous wind slabs at tree line and above. The mid-pack remains supportive however expect it to be loosing strength in shallow locations as facetting process continues.

Avalanche Summary

Friday's avalanche control work at the Icefields released several loose size 2 avalanches in thin steep snowpack areas below treeline. Natural avalanches have been limited to similar characteristics, steep, rocky, thin areas creating loose avalanches.

Confidence

The weather pattern is stable

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