Avalanche: Portage / Placer

Location: Explorer Glacier

Route & General Observations

Toured up Explorer glacier after seeing the crown from the road. We proceeded with necessary caution. Once past this avalanche we toured up and over Explorer peak to middle glacier. There were other slab avalanches on pretty much all aspects and south facing slopes started to shed at 2:30 PM.

Contact, Location & General Observations
Enter your contact information and a location for this observation. Note that you can submit anonymously, however if you would like to share your name with staff, but not the public, select No for "May we include your name in your observation"
Forecaster Comments

The large propagating avalanche did occur over the weekend at the tail end of the storm ending Saturday.

Avalanche Details
If this is an avalanche observation, click yes below and fill in the form as best as you can. If people were involved, please provide details.
Trigger NaturalRemote Trigger Unknown
Avalanche Type UnknownAspect Northwest
Elevation 2000ftSlope Angleunknown
Crown DepthunknownWidthunknown
Vertical Rununknown  
Avalanche Details

We saw the avalanche crown from the road, and guessed it to be a natural from Saturday's precipitation. Avalanche propagated across the entire slope, and we guessed it to have a two foot crown. Debris pile was large and ran for a ways.

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

Rapid warming.

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

Calm winds
Warm air temps

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.