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Archived

Avalanche Forecast

Dec 14th, 2024–Dec 15th, 2024
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
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

6 AM Update: More snow fell overnight than expected.

Watch for deeper and more reactive deposits of fresh snow around ridges and lee features, especially as you enter open or alpine terrain.

Confidence

Moderate

Avalanche Summary

No new avalanches reported since Sunday. Incoming precipitation and wind will create small windslabs in alpine and treeline elevations.

Observations remain limited in this region. If you head into the backcountry, please consider sharing your observations to the Mountain Information Network (MIN)!n the alpine and treeline elevations.

Snowpack Summary

Flurries starting late Friday night accumulated into 10-30 cm fresh snow around the region. This covered older snow in most terrain and surface hoar in sheltered locations.

Recent snow overlies covers a hard melt-freeze crust up to 1600 m and isolated pockets of surface hoar crystals in wind-sheltered openings at treeline and above.

There are currently no deeper layers of concern.

Weather Summary

Saturday night

Flurries and snow, 5 to 10 cm. 40 to 60 km/h south ridgetop wind. Treeline temperature -7 °C.

Sunday

Flurries, up to 10 cm. 20 to 40 km/h southwest ridgetop wind. Treeline temperature -6 °C.

Monday

Cloudy with sunny breaks. 15 km/h southeast ridgetop wind. Treeline temperature -8 °C.

Tuesday

Mostly cloudy. Increasing southwest ridgetop winds. Treeline temperature -10 °C.

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.
  • Investigate the bond of the recent snow before committing to your line.

Avalanche Problems

Wind Slabs

Watch for new slabs forming with forecast winds.

Fresh and recent snow now covers surface hoar buried 20 to 40 cm. We've seen little action from this interface, however, reactivity may increase as more snow loads and forms a slab above.

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

Elevations: Alpine, Treeline.

Likelihood: Possible - Likely

Expected Size: 1 - 2