Observation Date: 05/12/2018
Red Lion Snowmobile Access in the Flint Creek Range East of Twin Peaks (Breakdown)
Coordinates: 46.286846°, -113.115945°
Typical spring conditions, recent rain events and warm weather.
New Snow: No New Snow
Elevation: 8400′, North slope aspect. Naturally triggered avalanche (sections of cornice missing, possible trigger) with +6′ crown, approx. 500-600′ wide, failed near ground and ran 1200-1300′. Appeared to have occurred at least one day prior.
Area was not known to slide earlier this season, appears that entire snowpack slid. Be careful out there!
Observer: J. Ziska