Lawinenlagebericht

Kootenay Boundary

Dec 7 – 8, 2025Avalanche Canada
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Archiviert · abgelaufen 10 months ago

Lawinengefahr

Tue
Wed
Hochgebirge
3 · Erheblich
Waldgrenze
2 · Mässig
Unterhalb
1 · Gering

Kernpunkte

Another few flurries and wind could quickly increase slab reactivity.

Or barely cover early-season hazards.

Lawinenprobleme

  • Storm Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible - Likely
    Größe
    1–2

    Slab sensitivity and size will increase with elevation and exposure to wind. Expect to find more reactive slabs in areas with deeper deposits of recent snowfall and smoother bed surfaces.

Confidence

Low

Avalanche Summary

No new avalanches reported. If you are out and about in the mountains, please consider posting your observations to the MIN.

Snowpack Summary

At treeline and above, 10-20 cm of new snow covers faceted snow or surface hoar. The mid-November crust is buried 30-50 cm. Below, a few crusts are found in the lower snowpack, and in some areas, weak, sugary facets can be found near the ground.

Total snowpack depths are roughly 80 to 120 cm, tapering quickly at lower elevations.

In many areas, especially below treeline, there is not enough snow to smooth out surface roughness or reach the threshold needed for avalanches.

Weather Summary

Saturday night

Cloudy with flurries, 1 to 4 cm. 25 km/h west ridgetop wind. Treeline temperature -6 °C.

Sunday

Cloudy with isolated flurries. 10 cm of snow. 35 km/h west ridgetop wind. Treeline temperature -5 °C.

Monday

Cloudy with snow, 10-30 cm. 40 km/h south ridgetop wind. Treeline temperature -3 °C. Freezing level 1300 m.

Tuesday

Mix of sun and cloud, 5 to 10 cm wet snow turning to rain at lower elevations. 40 km/h west ridgetop wind. Treeline temperature -1 °C. Freezing level 1800 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Be alert to conditions that change with aspect and elevation.
  • Avoid freshly wind-loaded features, especially near ridge crests, rollovers, and in steep terrain.
  • Be cautious of buried obstacles, especially below treeline.
  • Continue to make conservative terrain choices while the storm snow settles and stabilizes.

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