Bulletin d’avalanche

South Okanagan

Mar 20 – 21, 2025Avalanche Canada
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Archivé · expiré 2 years ago

Danger d’avalanche

Sat
Sun
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible

Points saillants

New snow and strong winds have built reactive wind slabs in lee features.

Caution as you transition into wind effected terrain.

Problèmes avalancheux

  • Wind Slabs

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

    New snow and moderate winds have formed wind slabs in lee features.

Confidence

Moderate

Avalanche Summary

Two small (size 1) wind slabs were reported since Monday.

New wind slabs will build throughout the day with new snow and moderate to strong winds.

Snowpack Summary

40 to 60 cm of snow overlies a supportive crust.

Two weak layers of surface hoar and/or faceted grains associated with a crust from late January and mid-February may be found 80 to 100 cm deep.

The mid and lower snowpack is well-settled and strong.

Weather Summary

Thursday night

Cloudy with 0 to 5 cm of snow. 40 to 60 km/h southwest ridgetop winds. Treeline temperature -5 °C.

Friday

Cloudy with 5 to 15 cm of snow. 30 to 50 km/h southwest ridgetop wind. Treeline temperature -4 °C. Freezing level 1500 m.

Saturday

Mix of sun and cloud with 0 to 5 cm of snow. 20 to 40 km/h west ridgetop wind. Treeline temperature -5 °C. Freezing level 1500 m.

Sunday

Cloudy with 15 to 20 cm of snow. 30 to 60 km/h southwest ridgetop winds. Treeline temperature 0 °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.

Régions couvertes