Boletín de aludes

South Coast Inland

Apr 9 – 10, 2024Avalanche Canada
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Archivado · caducó 2 years ago

Peligro de aludes

Thu
Fri
Alta montaña
2 · Moderado
Límite del bosque
2 · Moderado
Bajo el límite
1 · Débil

Lo esencial

10 to 20 cm of recent snow and strong wind have formed wind slabs on lee features at treeline and above.

Avoid steep, rocky, and wind effected areas where triggering slabs are more likely.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–2

    10 to 20 cm of recent snow and strong south wind have formed wind slabs on lee features at treeline and above.

  • Loose Wet

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

    Expect the sunshine to trigger wet loose avalanches on sunny slopes.

Confidence

Moderate

Avalanche Summary

A skier triggered size 1 wind slab avalanche was reported on a north aspect in the alpine on Monday.

If you go into the backcountry, please consider submitting your observations to the Mountain Information Network.

Snowpack Summary

10 to 20 cm of recent snow and strong south wind have formed wind slabs on lee features at treeline and above.

Below the recent snow is a crust everywhere except true north facing terrain at upper elevations.

The facet/crust layer that produced large avalanches during early March is down 80 to 150 cm. It is currently considered to be dormant in most locations.

Many areas below treeline are either snow free or have very thin snow coverage. Expect difficult travel at lower elevations.

Weather Summary

Tuesday Night

Partly cloudy. 10 to 20 km/h west ridgetop wind. Treeline temperature -7° C. Freezing level 700 m.

Wednesday

Mix of sun and cloud. 10 to 20 km/h southwest ridgetop wind. Treeline temperature -1 °C. Freezing level 1700 m.

Thursday

Mostly cloudy with isolated flurries, 0 to 3 cm snow. 30 to 40 km/h south ridgetop wind. Treeline temperature -2 °C. Freezing level 1600 m.

Friday

Sunny. 10 to 20 km/h south ridgetop wind. Treeline temperature 2 °C. Freezing level 2000 m.

Check out the Mountain Weather Forecast for additional weather information.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Avoid steep, rocky, and wind effected areas where triggering slabs is more likely.
  • Be especially cautious as you transition into wind affected terrain.
  • Watch for signs of instability like whumpfing, hollow sounds, shooting cracks or recent avalanches.
  • Back off slopes as the surface becomes moist or wet with rising temperatures.

Regiones cubiertas