Lawinenlagebericht

Waterton Lakes

Feb 12 – 15, 2019Parks Canada
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Archiviert · abgelaufen 8 years ago

Lawinengefahr

Wed
Thu
Hochgebirge
3 · Erheblich
Waldgrenze
3 · Erheblich
Unterhalb
2 · Mässig
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Kernpunkte

Snowfall amounts on Tuesday are uncertain but Windslab will continue to build regardless of storm totals.

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible
    Größe
    1–2
    Ski quality is best in sheltered trees.

  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    2–3
    A layer of weak facets is lurking at the bottom of the snowpack. Though there has been limited activity on this layer, it is still on our mind with consistent sudden collapse results in test profiles.

Weather Forecast

Tonight: 2 cm of snow overnight. -20Tuesday: 10-15cm of snow throughout the day. Moderate SW winds with Strong to Extreme gusts.Wednesday: Mainly Cloudy with isolated flurries.  Moderate West Winds. Alpine high -8.Thursday: A mix of sun and cloud with Moderate SW wind,. Alpine high -6.

Snowpack Summary

10-20cm of facetting storm snow has added to the formation of Windlsab in the alpine and at ridge top. Windslab will continue to be a primary concern on Tuesday as the forecasted snow is accompanied by moderate - extreme winds. The Midpack is strong in deep snowpack areas but the facets at the base of the snowpack remain a concern in shallow areas.

Avalanche Summary

No new avalanches observed.

Confidence

Intensity of incoming weather systems is uncertain on Tuesday

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