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Archived

Avalanche Forecast

Apr 22nd, 2025–Apr 23rd, 2025
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
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
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
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

Regions: Howson, Kitimat, Nass, Rupert, Seven Sisters, Shames.

Assess for slabs in lee features prior to entering high-consequence terrain.

Confidence

Moderate

Avalanche Summary

We haven't received any reports of avalanche activity on this region.

Please consider sharing your observations to the Mountain Information Network.

Snowpack Summary

Small amounts of new snow will fall onto a hard melt-freeze crust everywhere except for high-elevation northerly aspects, where 15 cm of soft and dry snow prevails. Southwest wind will redeposit snow into lee terrain features.

There are no deeper layers of concern at this time.

Weather Summary

Tuesday Night

Cloudy with 2 to 5 cm of snow. 20 to 40 km/h southwest ridgetop wind. Treeline temperature -2 °C. Freezing level 900 m.

Wednesday

Mostly cloudy with 0 to 1 cm of snow. 20 km/h southwest ridgetop wind. Treeline temperature +1 °C. Freezing level 1300 m.

Thursday

Partly cloudy. 20 to 30 km/h south ridgetop wind. Treeline temperature +5 °C. Freezing level 1800 m.

Friday

Mostly cloudy with 1 to 3 cm of snow. 20 to 40 km/h southwest ridgetop wind. Treeline temperature +2 °C. Freezing level 1500 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Watch for newly formed and reactive wind slabs as you transition into wind-affected terrain.
  • Be alert to conditions that change with elevation, aspect, and exposure to wind.
  • Pay attention to cornices and give them a wide berth when traveling on or below ridges.

Avalanche Problems

Wind Slabs

Newly formed wind slabs may be found in lee terrain features.

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

Elevations: Alpine.

Likelihood: Possible

Expected Size: 1 - 1.5