Bulletin d’avalanche

Yukon

Dec 23 – 24, 2024Avalanche Canada
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Archivé · expiré 2 years ago

Danger d’avalanche

Wed
Thu
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
Sans niveau

Points saillants

Assess for wind slab as you travel into exposed terrain.

Wind slabs may not bond well to the hard surface they will form over.

Problèmes avalancheux

  • Wind Slabs

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

    New, reactive wind slabs will likely be found in exposed terrain. Due to the potential for variable wind, wind slabs may be found on all aspects. These new slabs may not bond well to the hard surfaces they are forming over.

Confidence

Moderate

Avalanche Summary

No new avalanches have been reported in the region.

Observations have been limited. Please consider sharing your observations through the Mountain Information Network.

Snowpack Summary

By mid day on the 22nd around 15 cm of new snow may have fallen. This new snow will be accompanied by east and south wind forming wind slabs in exposed terrain.

10 to 30 cm of snow sits above a firm, supportive crust that extends up to 1500 m.

The remainder of the snowpack has no layers of concern. Snowpack depths range from about 70 to 180 cm.

Weather Summary

Sunday Night

Mostly cloudy with up to 8 cm of snow. 20 to 40 km/h east ridgetop wind. Treeline temperature -13 °C.

Monday

Cloudy in the morning and clearing late afternoon. 5 to 10 cm of snow. 30 to 60 km/h south ridgetop wind. Treeline temperature rising to -2 °C.

Tuesday

Mostly cloudy with around 5 cm of snow. 30 to 60 km/h south ridgetop wind. Treeline temperature -9 °C.

Wednesday

Cloudy with around 5 cm of snow. 10 to 30 km/h east ridgetop wind. Treeline temperature -5 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Watch for newly formed and reactive wind slabs as you transition into wind-affected terrain.
  • Recent wind has varied in direction, so watch for wind slabs on all aspects.

Régions couvertes