Bulletin d’avalanche

Waterton Lakes

Mar 10 – 12, 2023Avalanche Canada
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Archivé · expiré 4 years ago

Danger d’avalanche

Sun
Mon
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
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Points saillants

Looks like we are transitioning to spring....maybe. Warming temps require a re-evaluation of the snowpack as it adjusts to this change.

Problèmes avalancheux

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely
    Taille
    1.5–3

    This problem stubborn and in isolated areas however the consequence of triggering could be severe.

  • Loose Dry

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely
    Taille
    1–2

    This problem may behave as wet loose later during the weekend especially on solar slopes.

Confidence

Low

Avalanche Summary

Few natural dry loose observed from the road today to size 1.

Snowpack Summary

Up to 20cm of settling snow sits on hard surfaces including old windslab. The January melt freeze crust is now buried 50-100cm. Alpine and Treeline midpack is well settled and overlies basal facets and depth hoar. Below treeline, the Jan Crust overlies facets and depth hoar to ground.

Weather Summary

Friday

Alpine temps -15 under overcast skies. Light snow up to 10cm with moderate E winds

Saturday

Temps rise to -5 in the alpine under cloudy skies. Trace precip with moderate E winds

Sunday

Temps rise again to -3 in the alpine under broken skies. Winds moderate SW

Régions couvertes