Lawinenlagebericht

Jasper

Nov 17 – 18, 2019Parks Canada
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Archiviert · abgelaufen 7 years ago

Lawinengefahr

Mon
Tue
Hochgebirge
2 · Mässig
Waldgrenze
1 · Gering
Unterhalb
Keine Stufe

Kernpunkte

Some new snow at higher elevations. This will blanket early season hazards and riders are urged to remain cautious.

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible
    Größe
    1–2

    New wind slabs building with the exiting storm. Suspect the problem will mostly be in the alpine at ridgetops and possible in open areas at treeline

Weather Forecast

A strong front will continue tracking across the bulletin region for the next 24 hours with forecasted precip through Sunday to 18mm. Freezing levels rising to over 1800m which will mean rain in the valley bottoms like the Jasper and Maligne Valleys.  For more details: Avalanche Canada's, Mountain Weather Forecast.

Snowpack Summary

Variable surfaces including temp/rain crust, wind press and loose snow sit above the recently developing November rain crust which may go as high as 2200m. Total snow pack height in alpine is around 45-85 cm. Wind pressed/scoured features to wind slabs in lee features in the high alpine. Cross loaded gulleys may threaten ice climbs from above.

Avalanche Summary

Wind transport in the high alpine peaks and ridge tops is expected to increase hazard in isolated areas.

Confidence

Due to the number of field observations

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