Avalanche

Aneroid Lake

Jimmy BakerNorthern Wallowas
View on map
Observation photo 1Observation photo 2Observation photo 3Observation photo 4Observation photo 5Observation photo 6Observation photo 7Observation photo 8

Quick report

There's a significant amount of transport, particularly on the N/NE aspects. New snow triggering wind slabs was the largest issue. Wind loading observed on N aspects of ridges. No collapsing but a lot of slough.

Weather

Air Temp
0
Cloud Cover
broken
Wind Loading
moderate
Recent Snowfall
20
Snow Avail For Transport
moderate amounts

Fluctuating

Snowpack

Test pit dug 2/15 @ 14:00 on a NNW aspect, 22° slope, E of the lake. HS 150cm, surface temp 0° C, air temp 0° C. Top 20cm (F) were seemingly from 2/14 and overnight. Interior temps were consistently -2° C and hand hardness increased gradually until 60cm, where a 1cm P layer was found (-4° C here). Below that, 1F and -2° C again. CTE4 Q2 @ 20 cm; SD CTM13 Q2 @ 35 cm ECTN7 Q2 @ 20 cm; SD ECTP14 Q2 @ 35 cm; no further failures to 30 taps

Avalanche

Numerous recent avalanche paths were observed on Lookout, Pete's, and the ridgelines above Aneroid Lake on NW to E aspects.