Trigger | Natural | Remote Trigger | 0 |
Avalanche Type | Soft Slab | Aspect | West |
Elevation | 4300ft | Slope Angle | 30deg |
Crown Depth | unknown | Width | 80ft |
Vertical Run | 400ft |
Trigger | Natural | Remote Trigger | 0 |
Avalanche Type | Soft Slab | Aspect | West |
Elevation | 4300ft | Slope Angle | 30deg |
Crown Depth | unknown | Width | 80ft |
Vertical Run | 400ft |
Soft slab naturally triggered slide that ran approximately 400 vertical feet down onto the repose fan for the Lost Couloir on Granite Mountain in the Gold Cord basin. Slide appeared to be triggered somewhere up into the throat of the couloir and ranout down to the toe of the repose fan. Classification: SS-N-S-U-R1-D2-S
Recent Avalanches? | Yes |
Collapsing (Whumphing)? | No |
Cracking (Shooting cracks)? | No |
Heavy snow overnight followed by high winds transporting new snow.
Heavy new snow overnight with 12+" accumulation with a SE wind to 10 MPH followed by clearing skies and a wind shift the the NW with gusts to 30+ MPH. Temps in the 20sF except during solar-noon where they got up new 32F.
Heavy new wind blown and drifted snow forming soft slabs.
Late season storm over deep existing snow pack with known persistent weak layers.