Bulletin d’avalanche

Yukon

Jan 19 – 20, 2024Avalanche Canada
Voir sur la carte
Archivé · expiré 3 years ago

Danger d’avalanche

Sun
Mon
Alpin
2 · Modéré
Limite forestière
1 · Faible
Sous la limite
Sans niveau

Points saillants

Snow has been heavily redistributed by strong winds. Seek out lower elevation, sheltered terrain, for the safest and best riding conditions.

Problèmes avalancheux

  • Wind Slabs

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

    Variable winds have formed wind slabs on all aspects in exposed terrain. Due to recent strong wind, slab formation may be partway down a slope.

Confidence

Moderate

Avalanche Summary

Reports are limited, but our field team reported strong to extreme winds on Thursday and confirmed that wind slab formation was continuing.

Snowpack Summary

Variable direction, moderate to strong winds have formed wind slabs on all aspects and at all elevations. In isolated areas sheltered from the wind, you may find up to 10 cm of soft snow on the surface.

The middle of the snowpack is settled and strong.

Right above the ground, you'll find 30-40 cm of loose, sugary, faceted snow under a crust.

Weather Summary

Thursday Night

Clearing overnight, no new snow, northeast alpine winds up to 40 km/h, treeline temperature -20 °C.

Friday

Sunny, no new snow expected, northeast alpine winds up to 40 km/hr decreasing in the afternoon, treeline temperature -20 °C.

Saturday

Mainly sunny with increasing cloud in the afternoon, light snow beginning in the afternoon/evening, alpine winds variable direction up to 20 km/h, treeline temperature around -20 °C.

Sunday

Cloudy, up to 3 cm of new snow overnight and another 2 cm through the day, southerly alpine winds up to 20 km/h, treeline temperature -18 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Recent wind has varied in direction so watch for wind slabs on all aspects.
  • Approach lee and cross-loaded slopes with caution.
  • Back off if you encounter whumpfing, hollow sounds, or shooting cracks.

Régions couvertes