Boletín de aludes

Kootenay Boundary

Apr 18 – 19, 2025Avalanche Canada
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Archivado · caducó last year

Peligro de aludes

Sun
Mon
Alta montaña
1 · Débil
Límite del bosque
1 · Débil
Bajo el límite
1 · Débil

Lo esencial

Verify that conditions are safe before committing to steep slopes.

Problemas de aludes

  • Loose Wet

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–1.5

    Wet loose avalanches are possible when the snow surface is wet or moist. They will be most likley during periods of rain or at upper elevations if the new snow is moist.

Confidence

Moderate

Avalanche Summary

No new avalanches were reported, but observations have been limited.

A few size 2 cornice falls were observed on east-facing slopes north of Nelson last Tuesday.

Evidence of wet loose avalanches (size 1 to 2) are still visible across the region from the past weekend's warming.

Snowpack Summary

The snowpack is generally well-settled and strong. Up to 10 cm of new snow may accumulate in the alpine overnight and through Saturday, falling as rain below 2000 m. Otherwise, a typical spring diurnal cycle is underway. High freezing levels transform the snow surface during the day into moist or wet snow, while cooling at night generally forms a crust. Pockets of dry snow may still exist on high north-facing alpine slopes. Lower elevations are melting out rapidly.

Weather Summary

Friday Night

Increasing cloud and potential light rain to 5 mm below 2000 m. 15 to 25 km/h northwest ridgetop wind. Treeline temperature low 0 °C. Freezing level 3000 m, dropping to 1900 m

Saturday

Cloudy with potential light rain to 5 mm below 2000 m. 20 km/h west ridgetop wind. Treeline temperature +2 °C. Freezing level around 2200 m.

Sunday

Mostly cloudy with isolated flurries to 5 cm. 10 to 20 km/h variable ridgetop wind. Treeline temperature 0 °C. Freezing level rising to 2000 m.

Monday

A mix of sun and cloud. 20 to 30 km/h northwest ridgetop wind. Treeline temperature -1 °C. Freezing level rising to 1900 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Avalanche activity is unlikely when a thick melt-freeze crust is present on the snow surface.
  • Pay attention to cornices and give them a wide berth when traveling on or below ridges.
  • Be alert to conditions that change with aspect and elevation.
  • Carefully evaluate big and steep terrain features before committing to them.

Regiones cubiertas