Bollettino valanghe

Northwest Coastal

Nov 16 – 17, 2011Avalanche Canada
Vedi sulla mappa
Archiviato · scaduto 15 years ago

Pericolo valanghe

Fri
Sat
Alta quota
3 · Marcato
Limite del bosco
3 · Marcato
Sotto il limite
2 · Moderato
Apri la mappa completa

In sintesi

This bulletin is based on limited data. Local variation in conditions and danger levels are likely to exist. To produce more accurate forecasts, we need information. Please send an email to [email protected].

Problemi valanghivi

  • Wind Slabs

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Likely
    Dimensione
    2–5
    Near ridgecrests and terrain breaks, and in cross-loaded gullies.

  • Storm Slabs

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Possible - Likely
    Dimensione
    1–4
    Steep unsupported slopes.

Confidence

Poor - Due to limited field observationsfor the entire period

Weather Forecast

Thursday: Another 5cm possible with moderate to strong southeasterly winds and freezing levels lowering to sea level.Friday and Saturday: Clear, cold and dry with light to moderate northwesterly winds.

Avalanche Summary

Recent reports include natural slab avalanches up to 60cm thick triggered by heavy loading during storms. The possibility for natural and human-triggered wind and storm slabs is expected to remain for the forecast period.

Snowpack Summary

Another 15-20cm of snow brings total treeline depths up to 2 metres. Whumpfing, cracking, and easy shears were recently found within the top 50-60cm. The mid and lower snowpack is generally well settled and strong, with an old rain crust near the ground.

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