11th Annual Utah Snow & Avalanche Workshop Open and Motorized Sessions Oct. 27th.
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Observation Date: 
12/18/2016
Observer Name: 
Toddeo
Location Name or Route: 
Pahvants - Maple Hollow
Weather
Sky: 
Clear
Wind Speed: 
Calm
Weather Comments: 
Cold! Finally warmed up enough to break trail without a jacket in the afternoon sun.
Snow Characteristics
New Snow Depth: 
12"
New Snow Density: 
Medium
Snow Surface Conditions: 
Powder
Snow Characteristics Comments: 

About a foot of settled snow above 8000',  The new snow is sitting on a firm crust making for easy travel and keeping one off of shallow obstacles.

Red Flags
Red Flags: 
Wind Loading
Avalanche Problem #1
Type: 
Normal Caution
Trend: 
Same
Problem #1 Comments: 

Normal caution for a thin early season snow pack.  Sluffs may run further and faster than expected.

Snow Profile
Aspect: 
Northeast
Elevation: 
9100
Slope Angle: 
20

2 profiles HS ranges from 20 to 24". 

The first profile is from a northeast aspect at 9100.  The second, shallower, profile is from a more easterly aspect at 8800'.

Both contain about a foot of new snow sitting on a pencil hardness , supportable rain crust.  The basal layer of the new snow consists of dense graupel.  The basal snow is damp rounding sub millimeter facets.

Photos below, taken on the Maple Hollow/ Johnson Canyon ridge at the top of the burn:

1st:  Minor cornice formation, not sensitive.

2nd:  Slight wind affect on the ridge.

Photos below: 

1st: Sluffing in steep terrain.

2nd: Profiles were taken on he backside of the uppermost ridge.

Today's Observed Danger Rating: 
Moderate
Tomorrows Estimated Danger Rating: 
Moderate
Snow Profile Coordinates: 
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