Lawinenlagebericht

Jasper

Feb 7 – 8, 2015Parks Canada
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Archiviert · abgelaufen 12 years ago

Lawinengefahr

Sat
Sun
Hochgebirge
5 · Sehr gross
Waldgrenze
4 · Gross
Unterhalb
4 · Gross
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Kernpunkte

The avalanche hazard is Extreme.  The Maligne Road and Icefields Parkway are closed.

Lawinenprobleme

  • Storm Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Very Likely
    Größe
    1–4
    The Jan 30th interface has proven reactive with light inputs of new snow. This new storm will only continue to overload that layer. Also, treat recently re-loaded bed surfaces with caution as this layer will not go away easily.

  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Likely
    Größe
    1–4
    This layer remains a concern in isolated areas above treeline and may be triggered by large loads such as cornices, surface slides or from shallow areas by skiers. The entire snowpack throughout the forecast region is sitting on 20cm of depth hoar.

Weather Forecast

An additional 30 mm of precipitation expected through Saturday with continued strong South winds.  Storm will tapper on Sunday with continued light precipitation on Monday.

Snowpack Summary

40 to 60 cm of storm snow has fallen with rain at lower elevations.  This new snow is sitting on surface hoar and/or Jan rain crust. Strong S winds are forming slabs on all lee aspects, cross loaded features and open areas.

Avalanche Summary

Currently experiencing an avalanche cycle at all elevations.

Confidence

on Saturday

Abgedeckte Regionen