Avalanche Forecast
Regions: Waterton Lakes.
Weather Forecast
Tuesday will bring light precip with a freezing level of 1900m and light to moderate West winds. Winds will shift N Wed with freezing levels dropping to 1500m and continued light precip - 10cm. Thursday should bring lighter precip and W winds however freezing will return to 1800m.
Snowpack Summary
Strong heating has built crusts on all aspects to 2300m and to ridgelines on solar aspects. Isolated windslabs exist in open features treeline and above. The upper and mid snowpack is now quite strong however the deeply buried February Facets and early season Basal Facets remain weak. Cornices appear to be large and fragile and deserve respect.
Avalanche Summary
Daily loose moist activity on all aspects below treeline and to mountain tops on sun exposed aspects has been seen over the last few days. This activity has been mainly minor with good freezes and well established surface crusts however size 2 avalanches have been recorded and are a reminder that strong solar heating can break down the crusts.
Confidence
Timing, track, or intensity of incoming weather system is uncertain
Avalanche Problems
Loose Wet
Aspects: North, North East, East.
Elevations: All elevations.
Likelihood: Possible - Likely
Expected Size: 1 - 2
Wind Slabs
Aspects: North, North East, East, South East.
Elevations: Alpine, Treeline.
Likelihood: Possible - Likely
Expected Size: 1 - 2
Deep Persistent Slabs
Aspects: All aspects.
Elevations: Alpine.
Likelihood: Unlikely - Possible
Expected Size: 2 - 4