Avalanche

Norway ๐Ÿ›–/ Grateful Ridge

Caleb MerrillSouthern Wallowas
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Observation photo 1Observation photo 2

Quick report

Cracking
isolated

We observed numerous natural slab avalanches that ran yesterday.

Weather

Air Temp
31
Cloud Cover
obscured
Wind Loading
light
Rain Elevation
6500
Recent Snowfall
25
Snow Avail For Transport
moderate amounts

Scattered clouds until 9:30, then the flag rolled in. Moderate winds out of the W/SW. Intermittent snow showers throughout the day with 2 cm of accumulation (mostly graupel).

Snowpack

2 cm Rain Crust decreases in thickness above 7200โ€™. This sits above 20-30 cms of new snow. On a west/sw aspect a crust sandwich sits below the 20-30 cms of new snow from the last week. The snowpack under this crust is right side up and the January facets (rounding and still gaining strength) were found 3-4 feet from the surface.

Avalanche

Size
D2.5
Aspect
E
Trigger
N
Elevation
8000 ft

This morning we had a couple hours of good light to observe new avalanches from the warm and wet storm. Numerous(10ish) Natural slab and loose snow avalanches observed from the Norway Yurt. D2-D2.5 and likely involved only new snow. Elevation ranged from 7000โ€™- above 8,000โ€™ and aspects ranged from NE-E-SW.