Boletín de aludes

Jasper

Feb 28 – Mar 1, 2019Parks Canada
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Archivado · caducó 8 years ago

Peligro de aludes

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

Lo esencial

Enjoy the warm daytime temperatures while they last. On Friday the arctic air will bring the pain with temperatures around -30C

Problemas de aludes

  • Loose Dry

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–1.5
    Isolated to steep terrain where surface snow doesn't show signs of previous wind affect.
  • Deep Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely
    Tamaño
    1.5–2.5
    Although the basal weakness (depth hoar) is generally dormant, with no recent natural loading of the snowpack, these may still be possible in isolated places.

Weather Forecast

Cold, clear and dry conditions as the arctic air rules supreme over our region.Thursday will be sunny with cloudy periods, alpine high -9 C, with an overnight low of -30 C, and light NE ridge winds.Mountain weather forecast available at Avalanche Canada.

Snowpack Summary

The upper snowpack on solar aspects could be stiffening up, otherwise remains faceted. Wind effect is visible in open terrain from previous SW switching to N winds. The Jan 18 layer (down 40cm) has faceted away in most places, but shows isolated sensitivity at treeline and below. The midpack is mainly supportive, over depth hoar in shallow areas.

Avalanche Summary

No avalanches were observed today. Some isolated whumpfs around treeline in the Whistler Creek area. No activity has been reported around the Icefields for several days.

Confidence

The weather pattern is stable

Regiones cubiertas