Archived

Avalanche Forecast

Apr 9th, 2022–Apr 10th, 2022

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

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

Regions: South Rockies.

Check for pockets of wind slab around steep and high-consequence alpine features.

Confidence

Moderate - Forecast snowfall amounts are uncertain.

Weather Forecast

Saturday night: Blustery with alpine flurries, up to 5 cm. Light southwest wind. Ridgetop low -16 C.

Sunday: Bands of convective moisture producing localized flurries 5-15 cm. Light west wind. Freezing level near valley bottom, ridgetop high -3 C.

Monday: Overnight flurries with up to 15 cm by late morning. Light but gusty east wind. Ridgetop high -6 C.

Tuesday: Cloudy with isolated flurries. Moderate east wind. Ridgetop high -6 C.

Avalanche Summary

Wet loose avalanches to size 1.5, pinwheeling, and roller balls were reported on Thursday with warm temperatures.

Snowpack Summary

Up to 10 cm recent snow covers a crust on all aspects except high north terrain. Multiple crusts exist in the upper snowpack. The mid and lower snowpack is well settled and bonded.

Terrain and Travel

Watch for wind-loaded pockets especially around ridgecrest and in extreme terrain.
Pay attention to cornices and give them a wide berth when traveling on or below ridges.

Avalanche Problems

Wind Slabs

Convective flurries may deposit up to 15 cm in localized areas by the end of Sunday, providing wind loose snow to continue building slabs in lee features.

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

Elevations: Alpine.

Likelihood: Possible

Expected Size: 1 - 1.5