Avalanche: Summit

Location: Manitoba

Date:
Observer:
Route & General Observations

Standard uptrack to the peak of Manitoba. Lots of slope testers skied out most of the face before us.

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 NaturalAvalanche Type Unknown
Aspect UnknownElevationunknown
Slope AngleunknownCrown Depthunknown
WidthunknownVertical Rununknown
Avalanche Details

The east face of Fresno had naturals in most of the steeper chutes to lookers right. Ski tracks to lookers left on the lower angle slopes showed no natural activity.

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

Recent avalanches on Fresno.

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

Clear calm and sunny. Inversion was out in full force, -13C(8F) at the hut at 1000Ft, -4C(40F) at 2800FT.

Snow surface

Below 1500FT surface hoar
Above 1500FT soft low density new snow

Snowpack

Hand pit at 1500FT showed low density new snow on the top with denser storm slab on top of the basal facets.

Probed between 2000 and 2800FT, depth ranges from 85cm to 200cm averaged 90cm at 2000FT, and averaged 110cm at 2800FT.

Pit at 2800FT, 24deg slope, SW aspect
-on the main face and likely prior skier affected
-didn't find the basal facets
-likely not a representative location with height of snow at 85cm
ECTX, was noth able to isolate all the way to ground due to the pencil hard snow at the bottom of the snowpack.
T0 -11C
T20 -8C

0
F
15cm
4F
25
1F
55
P
83
Melt/freeze crust
85

Photos & Video
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