Avalanche Forecast

Issued: Apr 18th, 2024 4:00PM

The alpine rating is low, the treeline rating is low, and the below treeline rating is below threshold. Known problems include Wind Slabs and Cornices.

Avalanche Canada DK, Avalanche Canada


Variable wind loading on all aspects in the alpine.

Large cornices present. Seasonal coverage on all glaciers is both thin and weak. For a fleeting moment, avalanches are the least of your worries in the back-country.




Avalanche Summary

No new avalanches were observed or reported.

Snowpack Summary

Convective spring storms have spread a trace, up to 10cm of new snow through the region. HN sits on a supportive snowpack to mountaintops on all aspects.

There's a strong midpack and dry snow above 2400m on shaded aspects. Solar aspects start as a supportive, hard surface crust that breaks down with strong sun and temps. BTL travel is quite variable but, almost always poor by early PM.

Weather Summary

Mountain Weather Forecast is available at Avalanche Canada

Thursday Evening

Clearing and cooling overnight. Alpine low -13 °C. Ridge winds Light. Freezing level valley bottom.


Sunny with cloudy periods. Alp High -4 °C. Ridge winds, light, easterly: Freezing level 1700m

Terrain and Travel Advice

  • Watch for wind-loaded pockets especially around ridgecrest and in extreme terrain.


Wind Slabs

An icon showing Wind Slabs

Moderate to strong winds have transported new snow into immediate lees, look out for new wind slabs over hard surfaces (sun crusts and old wind slabs).

Aspects: All aspects.

Elevations: Alpine.


Unlikely - Possible

Expected Size

1 - 2


An icon showing Cornices

Difficult to predict, super destructive, and powerful when moving and will likely affect all elevations in its path.

Aspects: All aspects.

Elevations: All elevations.


Unlikely - Possible

Expected Size

2 - 3

Valid until: Apr 19th, 2024 4:00PM