Observation: Chugach State Park

Location: Rendezvous Peak

Route & General Observations

Arctic Valley Parking lot to saddle then proceeded up north terrain towards Rendezvous peak, Turning around at 3500ft. Two in party with numerous other b/c enthusiasts in zone. We initiated two large collapses/whumpfs while breaking a skin track up to our turn point and numerous smaller collapses. Observed spatial variability in snowpack in both snow height and structure.

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?No
Collapsing (Whumphing)?Yes
Cracking (Shooting cracks)?Yes
Observer Comments

Several parties skied fcrom the top of Rendevous Peak ; (8-10 skiers total) between our first and second lap. We noted shooting cracks that had developed along the convesixties in the steeper start zone of Avalanche Gully that we did not observe prior to the the first lap.

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

Mostly clear skies with valley fog. Light northwest winds. Tempertures in the high teens/ low twenties

Snow surface

Soft snow surface conditions with pockets of wind affected snow.


Snowpack height ranged from 20-75cm (8-30"). 40cm (16") of new snow (progressing one finger to fist-on surface) sitting on 35cm (14") of a complex set of crusts and faceting snow. Tests: CT 14 SC, ECTP 23 BKN, PST 25cm with self arrest--but significant collapse.

Photos & Video
Please upload photos below. Maximum of 5 megabytes per image. Click here for help on resizing images. If you are having trouble uploading please email images separately to staff.