| Recent Avalanches? | Yes |
| Collapsing (Whumphing)? | No |
| Cracking (Shooting cracks)? | No |
Observation: Hatcher Pass
Location: Pinnacle Basin / Farside
Recording recent wet slab and wet loose avalanche activity in the Pinnacle Basin area. All of this activity occurred Saturday 3/30 through Monday 4/1.
Obvious signs of instability
Wet slab on the nunatak in the Rock Garden, SW aspect, 4500'. Likely occurred Monday 4/1.
Closer view of the avalanche above. Note where the snowpack is continuing to the creep down the warm rock slab.
Wet slab on the Pinnacle, SW aspect, 5000'.
Large wet loose avalanche off Murphy Ridge (i.e. Throne of the Marmot King), S aspect, 5000'.
Wet slab on the Pinnacle, W aspect, 5000'.