Boletín de aludes

Jasper

Nov 23 – 24, 2019Parks Canada
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Archivado · caducó 7 years ago

Peligro de aludes

Sun
Mon
Alta montaña
2 · Moderado
Límite del bosque
1 · Débil
Bajo el límite
Sin grado

Lo esencial

Winter is on its way! Forecast snow amounts are uncertain. Expect the hazard to increase with the incoming wind and snow.

Problemas de aludes

  • Wind Slabs

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

    Fairly recent winds have redistributed snow into windslabs in the high alpine lee features. With the incoming storm expect more wind and storm slab development

Weather Forecast

Winter is on its way.

Saturday: Periods of snow. Up to 20cm of new snow with light to moderate west winds. Alpine temps around -5 and freezing levels in the valleys.

Sunday: Flurries with up to 10cm with moderate to strong westerly winds and cooler temps from -5 to -10

For more details: Avalanche Canada's, Mountain Weather Forecast.

Snowpack Summary

Variable surfaces including temp/rain crust, hard wind press and loose snow sit above the Nov. rain crust which goes as high as 2200m. Total snow pack height in alpine is around 45-85 cm. A variety of surfaces in the alpine from wind pressed/scoured features to wind slabs in lee features in the alpine. Surface hoar currently waiting to be buried.

Avalanche Summary

Previous strong winds transported old snow through the high alpine peaks and ridge tops. Hazard can be expected to increase in isolated areas where wind effect and loading is visible. No natural activity observed or reported in the forecast region. The storm pushing in on Saturday night will most likely elevate the avalanche activity.

Confidence

Intensity of incoming weather systems is uncertain on Saturday

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