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Avalanche Forecast

Apr 9th, 2024–Apr 10th, 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
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
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

Regions: Coquihalla, Harrison-Fraser, Manning, Skagit.

10 to 15 cm of recent snow and strong wind have formed wind slabs on lee features at treeline and above.

Avoid steep, rocky, and wind effected areas where triggering slabs are more likely.

Confidence

Moderate

Avalanche Summary

No new avalanches were reported in this region on Monday. However, field observations are currently very limited.

If you go into the backcountry, please consider submitting your observations to the Mountain Information Network.

Snowpack Summary

10 to 15 cm of recent snow and strong southwest wind have formed wind slabs on lee features at treeline and above.

Below the recent snow is a crust everywhere except true north facing terrain at upper elevations.

Many areas below treeline are either snow free or have very thin snow coverage. Expect difficult travel at lower elevations.

Weather Summary

Tuesday Night

Partly cloudy. 10 to 20 km/h west ridgetop wind. Treeline temperature -5° C. Freezing level 800 m.

Wednesday

Mix of sun and cloud. 10 to 20 km/h southwest ridgetop wind. Treeline temperature 0 °C. Freezing level 1800 m.

Thursday

Mostly cloudy with isolated flurries, 0 to 3 cm snow. 20 to 30 km/h south ridgetop wind. Treeline temperature -2 °C. Freezing level 1500 m.

Friday

Mix of sun and cloud. 10 to 20 km/h east ridgetop wind. Treeline temperature 2 °C. Freezing level 2000 m.

Check out the Mountain Weather Forecast for additional weather information.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Avoid steep, rocky, and wind effected areas where triggering slabs is more likely.
  • Be especially cautious as you transition into wind affected terrain.
  • Watch for signs of instability like whumpfing, hollow sounds, shooting cracks or recent avalanches.
  • Back off slopes as the surface becomes moist or wet with rising temperatures.

Avalanche Problems

Wind Slabs

10 to 15 cm of recent snow and strong southwest wind have formed wind slabs on lee features at treeline and above.

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

Elevations: Alpine, Treeline.

Likelihood: Possible

Expected Size: 1 - 2

Loose Wet

Expect the sunshine to trigger wet loose avalanches on sunny slopes.

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

Elevations: All elevations.

Likelihood: Very Likely

Expected Size: 1 - 1.5