Bulletin d’avalanche

Yukon

Apr 20 – 21, 2025Avalanche Canada
Voir sur la carte
Archivé · expiré last year

Danger d’avalanche

Tue
Wed
Alpin
2 · Modéré
Limite forestière
1 · Faible
Sous la limite
Sans niveau

Points saillants

Recently formed wind slabs may be reactive to human triggering.

Data is very sparse this time of year. During periods of uncertainty, a cautious approach is always recommended.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2

    Recently formed wind slabs may still be reactive to human triggering on Sunday.

Confidence

Low

Avalanche Summary

In the Haines Pass area, this MIN post shows a recent large avalanche.

No new avalanches have been reported in the White Pass area in the past few days, but observations have been very limited.

Please consider sharing your observations if you're in the mountains this weekend.

Snowpack Summary

10-20 cm of recent snowfall was accompanied by strong southerly winds, likely forming new wind slabs on north aspects.

The upper and middle of the snowpack contain several crusts.

Check out this recent MIN report from our field team for the most recent field observations.

Weather Summary

Sunday Night

Mostly cloudy. 30 to 50 km/h southwest ridgetop wind. Treeline temperature -5 °C.

Monday

Cloudy with 0 to 1 cm of snow. 30 to 50 km/h southwest ridgetop wind. Treeline temperature -5 °C.

Tuesday

Cloudy with snowfall 2-4 cm. 30 to 40 km/h southwest ridgetop wind. Treeline temperature -3 °C. Freezing level 1200 m.

Wednesday

Mostly cloudy with flurries. 15 to 25 km/h southwest ridgetop wind. Treeline temperature -2 °C. Freezing level 100 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

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

Régions couvertes