Developing weak layers in the past four storms with cold temperatures, shallow snow pack, and steep gradients. Small grained NSF's noted at the interface of last weeks series of storms to the lates large event from Thursday.2 to 4 inches overnight Saturday to Sunday. HS: 18 to 22 inches. Right side up snowpack at this point with line drawn in snow illustrating above cited interface. Turning conditions becoming supportable and excellent riding on moderately bouyant mid pack layers.