Boletín de aludes

Vancouver Island

Mar 27 – 28, 2024Avalanche Canada
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Archivado · caducó 3 years ago

Peligro de aludes

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

Lo esencial

Minimize your exposure during periods of heavy loading from new snow and wind.

Problemas de aludes

  • Wind Slabs

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

    New storm snow is expected to build up cornices and form reactive wind slabs on lee slopes near ridgetop.

Confidence

Moderate

Avalanche Summary

No recent avalanches have been reported.

The current stormy weather is expected to elevate the avalanche danger, increasing the likelihood of human-triggered avalanches.

If you visit the backcountry, please submit your observations to the Mountain Information Network.

Snowpack Summary

20 to 30 cm of new snow is expected to accumulate at upper elevations by the end of the day Thursday.

Strong southerly winds are expected to build thicker and more reactive wind slabs on lee northerly slopes near ridgetops.

The storm snow sits on a widespread thick and supportive crust formed during last week's warm sunny weather.

Wet surface snow or an isothermal snowpack may be found below the rain/snow line, which is expected to rise from 900 to 1200 m throughout the day.

The mid and lower snowpack is generally settled and strong, with no concerns at this time.

Weather Summary

Wednesday Night

Cloudy with 5 to 15 cm of new snow possible. 50 km/h south ridgetop wind. Treeline temperature drops to around -3 °C. Freezing level drops to around 900 m.

Thursday

Cloudy with 5 to 15 cm of new snow possible. 50 km/h southeast ridgetop wind. Treeline temperature around -1 °C. Freezing level rising to 1200 m.

Friday

Cloudy with 0 to 4 cm of new snow/light rain. 20 to 30 km/h variable ridgetop wind. Treeline temperature around 0 °C. Freezing level rising to 1500 m.

Saturday

Sunny. 25 km/h northwest ridgetop wind. Treeline temperature around 1 °C. Freezing level rising to around 1700 m.

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.
  • Wind slabs are most reactive during their formation.
  • Use ridges or ribs to avoid areas of wind loaded snow.

Regiones cubiertas