Bulletin d’avalanche

Sea To Sky

Dec 13 – 14, 2024Avalanche Canada
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Archivé · expiré 2 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

If snowfall exceeds 20 cm, bump the danger rating to "Considerable."

Problèmes avalancheux

  • Storm Slabs

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

    Storm slabs may develop where new snowfall amounts are greater than 20 cm.

Confidence

Moderate

Avalanche Summary

No new avalanches have been reported in the last 2 days. A natural avalanche cycle is expected this weekend.

Snowpack Summary

The incoming storm snow will fall on a variety of surfaces. Surface hoar in wind-sheltered terrain at treeline and below, a thin melt-freeze on south-facing slopes, and old storm snow at higher elevations. A crust can be found down 5-30 cm. The mid and lower snowpack is well-settled with no layers of concern.

Weather Summary

Thursday Night

Cloudy with less than 5 cm snow. 10 to 30 km/h south ridgetop wind. Treeline temperature -3 °C. Freezing level 1100 m.

Friday

Snow 5 to 20 cm. 25 to 45 km/h south ridgetop wind. Treeline temperature -3 °C. Freezing level 1200 m.

Saturday

Snow up to 30 cm by the afternoon. 20 to 60 km/h south ridgetop wind. Treeline temperature -3 °C. Freezing level 1400 m.

Sunday

Snow 5-10 in the morning. 10-20 km/h ridgetop winds. Treeline temperature -7 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Watch for fresh storm slabs building throughout the day.

Régions couvertes