Lawinenlagebericht

Jasper

Mar 22 – 23, 2020Parks Canada
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Archiviert · abgelaufen 7 years ago

Lawinengefahr

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

Kernpunkte

Expect freshly formed wind slabs in the alpine and open tree line features.

Lawinenprobleme

  • Wind Slabs

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

    As the snow falls, it will be sitting on a variety of surfaces, from Melt freeze crusts to Scoured wind hammered and sastrugi. The bond will depend on the temperatures during the storm.

  • Loose Wet

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible - Likely
    Größe
    1–1.5

    Strong possiblity of rain overnight and into the morning at lower elevation areas below 2000m

  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    2–3.5

    This problem will require a large trigger, thin spots, increased loading or rapid day time warming.

Avalanche Summary

No new avalanches observed or reported.

Confidence

Intensity of incoming weather systems is uncertain on Monday

Weather Forecast

A Pacific low was tracking North to South from Panhandle pulling a broad ridge behind. This will being generally unsettled weather with some accumulation (up to 8cm) overnight and over the day Monday with moderate to strong afternoon winds and rising freezing levels to 1400m.

More detailed forecast at: Mountain weather forecast

Snowpack Summary

Forecasted snow (up to 5-8cm overnight Sunday) over a supportive melt freeze crust exists on all Solar aspects to Alpine elevation. Scoured from previous winds. Old hard slabs exists in the alpine and open tree line. More confidence in the southern snowpack. Cornices remain an overhead hazard,

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