Avalanche forecast

Banff Yoho Kootenay

Feb 17 – 18, 2013Parks Canada
View on map
Archived · expired 14 years ago

Avalanche danger

Sun
Mon
Alpine
3 · Considerable
Treeline
3 · Considerable
Below
1 · Low
Open full map

Highlights

Winds switched to SW this afternoon and some heavy precipitation was occurring west of the divide. Watch for new cornices and touchy wind slabs on steep lee slopes.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2

  • Cornices

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3

Weather Forecast

A weak storm will pass through on Saturday night followed by a short lived ridge building in for Sunday/Monday

Snowpack Summary

Winds have switched to southwesterly today creating a more usual loading pattern. Perhaps 10cm of new snow may fall overnight. New and old wind slabs persist on all open slopes at and above treeline. Cornices are building. Lower elevation slopes with less than 1m etre depth are weak and facetted.

Avalanche Summary

No new avalanches were observed today. Recent natural activity has been limited to steep lee terrain and small cornice falls.

Confidence

Timing, track, or intensity of incoming weather system is uncertain

Regions covered