Observation: Hatcher Pass

Location: Truck Ramp aka Razorback Gulch aka Bachelor Weekend Couloir

Route & General Observations

Ascended and skied the Truck Ramp. Wet loose natural avalanches actively happening in the afternoon on south and southwest aspects, some of them entraining a lot of snow.

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Obvious signs of instability
Recent Avalanches?Yes
Collapsing (Whumphing)?No
Cracking (Shooting cracks)?No
Observer Comments

Wet loose avalanche on steep southeast, south, and southwest aspects. Some of these avalanches were entraining a lot of snow. Small slab avalanche spotted on NW aspect of Farside, approximately 4500 ft. Appears to be human triggered, see photo below.

Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.

Clear, temps in the upper 20's to mid 30's. Winds were light and variable, but transporting loose near surface facets.

Snow surface

Near surface facets, wind packed powder, widespread breakable wind crust and wind slab up to 6" thick in the Truck Ramp.


No formal tests done.

Photos & Video
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