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Archived

Avalanche Forecast

Jan 30th, 2025–Feb 2nd, 2025
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate

Regions: Waterton, Waterton Lakes.

The extended drought has weakened our snowpack, the upcoming storm will be the first significant new load in the past month. Go out cautiously and assess how the new snow is bonding to the underlying surfaces.

Confidence

Moderate

Avalanche Summary

No new avalanches have been observed in the past 3 days.

Snowpack Summary

Surface snow is wind effected at all elevations. This overlies facetted snow in many areas, old hard windslabs, or a melt freeze crust below treeline and on steep solar slopes into the alpine. Generally, the snowpack is faceting at all elevations with continued drought conditions.

Snowpack depths at treeline range from 50 - 120 cm.

Weather Summary

Fri

Cloudy, 0 - 5 cm of new snow, ridgetop winds 60 km/hr from the southwest. Treeline high of 0°C.

Sat

10 cm new snow overnight and up to 5 cm through the day. Ridgetop winds 50 - 70 km/hr from the southwest. Treeline high of -4°C.

Sun

Ongoing light snowfall, 2 - 10 cm through the day. Ridgetop wind 10 - 30 km/hr, treeline high of -13°C, low of -25°C.

Check out the Mountain Weather Forecast for the most up to date information.

Terrain and Travel Advice

  • Wind slabs are most reactive during their formation.
  • Watch for signs of slab formation throughout the day.

Avalanche Problems

Wind Slabs

Storm snow will arrive Friday night and into Saturday with strong ridgetop winds, likely forming new reactive windslabs in the alpine and treeline.

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

Elevations: Alpine, Treeline.

Likelihood: Likely

Expected Size: 1 - 1.5