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Mt Whymper North Bowl

Pierre-Yves Gratton, Saturday 8th February, 2025 10:38PM
<p>Witnessed 3 skier triggered avalanches on 04/14 Upper portion of Mt Whymper North Bowl: a point release/sluff slide on the west side of the upper slope; a point release/sluff slide on the east side of the upper slope. A slab avalanche occured minutes after the sluff slide in the east portion of the upper bowl: likely skier triggered as there was someone on the slope. Hard to tell if it was new instabilities introduced from the previous slide. During our descent we came across another slab release in a small chute. It's assumed it was skier triggered though I didn't confirm when we met the people in the parking lot who may have caused it. All the avalanches above were size 1.5 to 2</p>

Weather Report

<p>In the North Bowl there was little to no wind how ever there was lots of spin drift coming off the headwalls. Wind loading was likely occuring in some locations as there were sections where the wind was gusting moderate to strong.</p>

Terrain Ridden

Alpine slopes, Mellow slopes, Steep slopes.

Terrain Avoided

Sunny slopes.

Avalanche Conditions

Slab avalanches today or yesterday.

Snow Conditions

Powder.

Weather Conditions

Warm, Cloudy.

Location: 51.22568000 -116.10356000