Lawinenlagebericht

Sasquatch

Apr 11 – 12, 2024Avalanche Canada
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Archiviert · abgelaufen 2 years ago

Lawinengefahr

Sat
Sun
Hochgebirge
2 · Mässig
Waldgrenze
1 · Gering
Unterhalb
1 · Gering

Kernpunkte

Use caution in wind-affected terrain, human-triggered wind slab avalanches remain possible.

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible
    Größe
    1–2

    Recent snowfall and southwest winds may have formed wind slabs in lee terrain features in the alpine and treeline.

Confidence

Moderate

Avalanche Summary

No new avalanches were reported in this region over the past few days. 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

Up to 10 cm of recent snowfall overlie 10 to 15 cm of settling snow that has been redistributed by strong southwest winds into 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

Thursday Night

Cloudy with 5 to 10 of new snow accumulation above the rain-snow line. 20 to 50 km/h southwest ridgetop wind. Treeline temperature -1 °C. Freezing level 1500 m.

Friday

Cloudy with afternoon clearings. Light variable ridgetop wind. Treeline temperature reaches a high of +1 °C. Freezing level rises to 1800 m.

Saturday

Mostly sunny. 15 to 30 km/h southwest ridgetop wind. Treeline temperature reaches a high of +5 °C. Freezing level rises to 2500 m.

Sunday

Mostly sunny. 15 to 40 km/h southwest ridgetop wind. Treeline temperature +2 °C. Freezing level 2100 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Stay off recently wind loaded slopes until they have had a chance to stabilize.
  • Watch for signs of instability like whumpfing, hollow sounds, shooting cracks or recent avalanches.
  • Avoid being on or under sun exposed slopes.

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