Quick report
Only reasonable entry to source lake is the summer trail, with one mandatory skis off creek crossing. Traverse across icy snow and avalanche debris. Firm conditions in the morning, South aspects softened briefly around 2pm. Icy and firm conditions in the morning and after the sun left us. broken skies in the morning, sun in the afternoon and slight wind on the ridges in the afternoon.
Avalanche
Wet avalanche debris from atmospheric river cycle observed under chair peak, above the summer trail, and above source lake.