Northern San Juan
AvalancheMark Mueller · Mar 18, 2019 · Southern San Juan
Weather
Partly cloudy to mostly cloudy skies with a snowflake or two. Temperatures in the high 20s to low 30s on Slumgullion and mid 30s to low 40s in the North Canyon section. HS; Slumgullion Snotel 76", Highway snowstake 90".
Snowpack
No recent avalanche activity in the highway avalanche paths.
Avalanche
Observed some post-storm, large (D3) natural avalanche activity at this end of the NSJ zone. NW-N-E-SE aspects, all elevation bands.