Circle Lake / “S” turn area

17 cm reported at WB. A size 1.5 Snowboarder accidental. Wind loading at the top of the SE aspect line with evidence of previous tracks and ski cuts on riders left at the top. Snowboarder took riders right line while managing sluff near the bottom of the line that produced a loose dry pocket to pop, than the last terrain feature before circle lake produced a crown approx 10cm that cracked 100m across the slope and produced a size 1.5 storm slab that ran 80m. No burial or injury.