Bulletin d’avalanche

Lizard-Flathead

Apr 1 – 2, 2025Avalanche Canada
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Archivé · expiré 2 years ago

Danger d’avalanche

Thu
Fri
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
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Points saillants

Keep your head up and assess conditions as you move through terrain

Avalanche danger could increase throughout the day with the arrival of precipitation

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–1.5

    New Wind slabs could form in the afternoon with the arrival of fresh snow above treeline.

  • Loose Wet

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–1.5

    Pulses of new snow and fluctuating freezing levels will likely keep wet loose avalanches possible.

    Dry loose avalanches are also possible where recent snow hasn't formed a slab or become moist .

Terrain and Travel Advice

  • Be careful as you transition into wind-affected terrain.
  • Make observations and continually assess conditions as you travel.
  • Back off slopes as the surface becomes moist or wet with rising temperatures.

Confidence

Moderate

Avalanche Summary

A large glide slab released naturally on Monday. These natural hazards should be given a wide berth.

Wet and dry loose avalanches continue to be triggered by skiers in the region. These avalanches have occurred in steep terrain on a variety of aspects and elevations.

Snowpack Summary

The upper  snowpack is variable. A crust exists on or near the surface on all aspects below treeline and on all sun exposed slopes.  On high north aspects, Up to 30 cm of snow has buried a thick melt-freeze crust from late March. Below these crusts, the upper snowpack is moist.

The base of the snowpack is generally well settled.

Weather Summary

Precipitation amounts over the next 24hrs could be highly variable due to convection.

Tuesday Night

Mostly cloudy with 0 to 5 cm of snow. 20 to 40 km/h west ridgetop wind. Treeline temperature -3 °C.

Wednesday

Cloudy with 5 to 15 mm of mixed precipitation in the afternoon. 20 to 40 km/h southwest ridgetop wind. Freezing level rising to 1800 m.

Thursday

Mostly cloudy with up to 10 cm of snow. 20 to 50 km/h north ridgetop wind. Treeline temperature -6 °C.

Friday

Sunny. 10 to 20 km/h northwest ridgetop wind . Treeline temperature -3 °C.

More details can be found in the Mountain Weather Forecast.

Régions couvertes