Northern San Juan

Avalanche

Aiare Level 3 group 3 · Mar 1, 2016 · Northern San Juan

View on map

Weather

Calm Weather, no apparent frontal movement. Strong radiation.Thin overcast cloud layer throughout tour. No precip. No wind.

Snowpack

Highly variable snowpack. Ice lenses apparent on E-S-SW aspects. Surface crust observed on all but steep northerly aspects.

Avalanche

Several (6-8) small (D1) wet loose avalanches noted on east and southeast aspects in Commodore Basin near and above treeline, believed to have run in the past 1-3 days due to natural triggers. One older D 2.5 HS noted in Pool Drain, running over cliff band to basin below - estimated to have occurred 2-4 weeks ago.