Lawinenlagebericht

Lizard-Flathead

Dec 23, 2018Avalanche Canada
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Archiviert · abgelaufen 8 years ago

Lawinengefahr

Mon
Tue
Hochgebirge
3 · Erheblich
Waldgrenze
2 · Mässig
Unterhalb
2 · Mässig

Kernpunkte

When dealing with persistent slab problems, keep in mind that even though the likelihood of triggering an avalanche decreases, the consequences remain high. Conservative terrain selection is recommended.

Lawinenprobleme

  • Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible
    Größe
    1–2
    60-100 cm of snow sits on a weak layer that consists primarily of facets (sugary snow).

Confidence

Moderate - Due to the number of field observations

Weather Forecast

SATURDAY NIGHT - Mainly cloudy with clear periods and isolated flurries / southwest winds, 15-30 km/h, gusting to 50 km/h / alpine low temperature near -11SUNDAY - Cloudy with sunny periods and isolated flurries / southwest winds, 20-40 km/h / alpine high temperature near -6MONDAY - Cloudy with sunny periods and isolated flurries / light southwest winds / alpine high temperature near -6, low temperature near -9TUESDAY - Cloudy with sunny periods / light southwest winds / alpine high temperature near -8, low temperature near -10

Avalanche Summary

Several explosives triggered avalanches size 1-2.5 were reported in the region on Saturday. No new natural avalanches were reported on Saturday.Several natural and explosives triggered avalanches to size 2 were reported on Friday.

Snowpack Summary

60-100 cm of recent snow has formed a slab that sits on a weak layer that formed in early December. This layer mostly consists of facets (sugary snow) with some isolated areas also containing small surface hoar (feathery crystals). Several other weak layers have been observed in the lower snowpack such as crusts and facets that formed in late October/early November.

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