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Archived

Avalanche Forecast

Apr 1st, 2024–Apr 4th, 2024
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
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
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
1: Low
The avalanche danger rating below treeline will be low

Regions: Waterton, Waterton Lakes.

It's the time of year where we are transitioning from winter to spring. Forecasted warm temperatures, high freezing levels and rain/snow in the next few days have the potential to change the snowpack quickly. Hazard can change throughout the day so use caution on warm days.

Confidence

Moderate

Avalanche Summary

A few natural wet loose avalanches have been observed up to size 1.5 on solar aspects.

Snowpack Summary

Sun crust on solar aspects, breaking down daily with daytime warming. Consolidated dry snow on polar aspects with the March 21st down 20 - 40 cm. The Feb 3rd crust/facet weak layer is buried 60-120 cm deep. Below this, the snowpack consists of a mixture of settled snow and crust/facet layers to ground. Snowpack depths between 80 - 250 cm.

Weather Summary

Tues

Sunny with strong W winds. Freezing levels above ridgetop with a high of +10°C at treeline.

Wed

Mainly cloudy, a few rain showers or snow flurries possible. Moderate W winds. Freezing level lowering to 2000 m and temperatures around +4°C at treeline.

Thurs

Up to 10 cm of snow by Friday morning, moderate NE winds. Freezing level dropping to valley bottom.

For more info: Mountain Weather Forecast.

Terrain and Travel Advice

  • The more the snow feels like a slurpy, the more likely loose wet avalanches will become.
  • Watch for unstable snow on specific terrain features, especially when the snow is moist or wet.

Avalanche Problems

Loose Wet

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

Elevations: All elevations.

Likelihood: Likely

Expected Size: 1 - 2

Persistent Slabs

Aspects: North, North East, North West.

Elevations: Alpine.

Likelihood: Unlikely

Expected Size: 2 - 3