Bulletin d’avalanche

Lizard-Flathead

Apr 19 – 20, 2025Avalanche Canada
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Archivé · expiré last year

Danger d’avalanche

Mon
Tue
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
2 · Modéré
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Points saillants

15 to 30 cm of forecast snow may form slabs reactive to human triggers on Sunday.

Treat hazard as Considerable in localized areas that receive more than 20 cm of new snow.

Problèmes avalancheux

  • Cornices

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely
    Taille
    2–3

    Use extra caution around cornices: they are large, fragile, and can trigger slabs on slopes below.

  • Storm Slabs

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

    15 to 30 cm of forecast snow may form slabs reactive to human triggers on Sunday.

Confidence

Moderate

Avalanche Summary

No new avalanches were reported on Friday.

NOTE: Observations are currently very limited in this region.

Snowpack Summary

15 to 30 cm of forecast snow may form storm slabs sitting on a crust.

The mid/lower snowpack is well settled and strong.

Lower elevations are melting out rapidly.

Weather Summary

Saturday Night

Snow, 10 to 20 cm(above 1300 m). 10 to 20 km/h southwest ridgetop wind. Treeline temperature -4 °C. Freezing level 1700 m.

Sunday

Snow, 15 to 30 cm(above 1300 m). 10 to 20 km/h southwest ridgetop wind. Treeline temperature -3 °C. Freezing level 1700 m.

Monday

Cloudy with isolated flurries, 0 to 5 cm snow. 20 to 30 km/h west ridgetop wind. Treeline temperature -4 °C. Freezing level 1600 m.

Tuesday

Mix of sun and cloud. 5 to 10 km/h west ridgetop wind. Treeline temperature 0 °C. Freezing level 2000 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Storm slab size and sensitivity to triggering will likely increase through the day.
  • Dial back your terrain choices if you are seeing more than 20 cm of new snow.
  • Use small, low consequence slopes to test the bond of the new snow.
  • The best and safest riding will be on slopes that have soft snow without any slab properties.

Régions couvertes