Bulletin d’avalanche

Sea To Sky

Nov 26 – 27, 2024Avalanche Canada
Voir sur la carte
Archivé · expiré 2 years ago

Danger d’avalanche

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

Points saillants

Watch for wind slabs on a variety of aspects as the wind direction changes to northwest in the next few days.

Problèmes avalancheux

  • Wind Slabs

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

    Fresh wind slabs are most likely to be found on west and northwest facing terrain. Watch for wind slabs on a variety of aspects as the wind direction switches to northwest in the next few days.

Avalanche Summary

There no reports of avalanche activity on Monday.

There were reports of a few explosives triggered size 2 storm and wind slab avalanches on northerly aspects in the alpine on Saturday and Sunday.

Confidence

Moderate

Snowpack Summary

Last week's snowfall has been redistributed into alpine and treeline lee terrain. The snowpack is generally consolidated and bonding well.

Various melt-freeze crusts can be found in the lower half of the snowpack, which are likely not concerning avalanche layers.

The snowpack is around 120 to 150 cm at treeline and decreases rapidly at lower elevations.

Weather Summary

Monday Night

Scattered clouds. 5-15 km/h northwest ridgetop wind. Treeline temperature -7 °C. Freezing level 300-500 m.

Tuesday

Mix of sun and cloud. 15 to 25 km/h northwest ridgetop wind. Treeline temperature -5 °C. Freezing level 500-700 m.

Wednesday

Mix of sun and cloud. 20-30 km/h west and northwest ridgetop wind. Treeline temperature -6 °C. Freezing level 500 m.

Thursday

Mostly cloudy with scattered flurries. 25-50 km/h west and west ridgetop wind. Treeline temperature -7 °C. Freezing level 500 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Be careful as you transition into wind-affected terrain.
  • Recent wind has varied in direction, so watch for wind slabs on all aspects.

Régions couvertes