Avalanche Forecast

Issued: Nov 19th, 2023 4:00PM

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

Avalanche Canada GL, Avalanche Canada

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Recently formed wind slabs in alpine features remain our main concern.

Early Season Conditions persist, so travel with caution.

Summary

Confidence

Low

Avalanche Summary

No field patrol occurred on Sunday. Whumphing was reported in the Hilda ridge area on Saturday.

Tuesday

No field patrol occurred on Sunday. Whumphing was reported in the Hilda ridge area on Saturday.

Wednesday

No field patrol occurred on Sunday. Whumphing was reported in the Hilda ridge area on Saturday.

Snowpack Summary

The snowpack is still generally very shallow with only 25-40cm at treeline. The alpine is heavily wind effected, with scoured windward slopes and ridges, and deposits up to a meter deep suspected in leeward features.

Tuesday

The snowpack is still generally very shallow with only 25-40cm at treeline. The alpine is heavily wind effected, with scoured windward slopes and ridges, and deposits up to a meter deep suspected in leeward features.

Wednesday

The snowpack is still generally very shallow with only 25-40cm at treeline. The alpine is heavily wind effected, with scoured windward slopes and ridges, and deposits up to a meter deep suspected in leeward features.

Weather Summary

Monday will bring sun and cloud, no new snow, and -8 °C. Tuesday will be isolated flurries, -7 °C, and Southwest winds 25-40 km/h. Wednesday will be similar to Tuesday.

Terrain and Travel Advice

  • Watch for areas of hard wind slab on alpine features.

Problems

Wind Slabs

An icon showing Wind Slabs

Snow and wind loading with gusting winds created a wind slab hazard. The team has limited snowpack observations yet tests show the base is weak and the new snow interface is uncertain. Remain vigilant for reactive and changing conditions.

Aspects: North, North East, East, South East, West, North West.

Elevations: Alpine.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Nov 20th, 2023 4:00PM