Avalanche Forecast

Issued: Jan 21st, 2024 4:00PM

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

trettie, Avalanche Canada

Yukon, Tutshi, Wheaton, White Pass East, White Pass West.

Look for sheltered terrain to find decent riding. Exposed terrain is highly wind effected due to variable winds.

Summary

Confidence

Moderate

Avalanche Summary

No new avalanches were reported on Saturday.

Explosive control on Friday produced only small avalanches.

Snowpack Summary

New snow will be accompanied by northerly winds at valley bottom and southerly winds in the alpine. Wind slab may be found on all aspects and could overlie a layer of facets. The best riding will be found in sheltered terrain.

Check out this MIN from our field team describing undesirable conditions at Summit lake on Friday..

The mid pack is settled and strong.

Weather Summary

Sunday Night

Mostly cloudyÂ with up to 5 cm of new snow expected, northeast alpine winds 15 to 30 km/h, treeline temperature -21Â°C.

Monday

Cloudy with around 5 cm of new snow expected, south alpine wind up to 50 km/h and northeast wind at valley bottom 15 to 30 km/h, treeline temperature -18 Â°C.

Tuesday

Cloudy with 5 to 10 cm of new snow expected, south alpine wind 25 to 50 km/h and northeast valley bottom wind 15 to 30 km/h, treeline temperature -16Â°C.

Wednesday

Mostly cloudy with trace amounts of new snow expected, south alpine wind 15 to 30 km/h, treeline temperature -5Â°C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

Recent wind has varied in direction so watch for wind slabs on all aspects.
Approach lee and cross-loaded slopes with caution.
Back off if you encounter whumpfing, hollow sounds, or shooting cracks.

Problems

Wind Slabs

Variable winds have formed wind slabs on all aspects in exposed terrain. Due to recent strong wind, slab formation may be partway down slope. Wind slabs may be more reactive where they overlie facets.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 1.5

Valid until: Jan 22nd, 2024 4:00PM