Ad
Observation Date: 
02/22/2018
Observer Name: 
John Mletschnig
Region: 
Salt Lake
Location Name or Route: 
South Fork Ophir Canyon, Oquirrh Mtns.
Weather
Sky: 
Obscured
Precipitation: 
Light Snowfall
Wind Direction: 
Southwest
Wind Speed: 
Moderate
Weather Comments: 
Snow moving and winds howling near ridge level at 10500'.
Snow Characteristics
New Snow Depth: 
1"
New Snow Density: 
Low
Snow Surface Conditions: 
Powder
Wind Crust
Snow Characteristics Comments: 

Overall snow depth is wildly low. Very little snow on South aspects up to ridge levels above 10k. 30 to 50cm on the ground on protected North 8000-9500', 9500-10500 still only 50-80cm. Skiing was touch and go but surprisingly good high.

 

Red Flags
Red Flags: 
Wind Loading
Collapsing
Poor Snowpack Structure
Red Flags Comments: 
Lots of facets on high northerlies
Avalanche Problem #1
Type: 
Persistent Slab
Trend: 
Increasing Danger
Problem #1 Comments: 

On high elevation northerlies Depth Hoar near the ground is dry, slightly rounded but still F harness, 2-3mm. Slab above is 1F. We had one collapse to the depths of the snowpack while skinning through a cross-loaded low angle slope. Areas with stiff wind affected surface slab on top were most suspect.

Avalanche Problem #2
Type: 
Wind Slab
Problem #2 Comments: 

Northerly slopes lee to S winds off high ridges were loading consistently through the day.

Snow Profile
Aspect: 
Northwest
Elevation: 
9900
Slope Angle: 
27
Comments: 

[Forecaster Comments - An observation from the Oquirrhs - thanks so much!

Today's Observed Danger Rating: 
Considerable
Tomorrows Estimated Danger Rating: 
High
Snow Profile Coordinates: 
Ad

Support the Avalanche Center through your purchases

Discount lift tickets
All proceeds from ticket sales benefit the UAC when you purchase your next lift tickets.
Lift tickets available in November
Need new gear?
Make your next purchase from our Affiliate Partners and the UAC will receive a portion of the sales.
Shop
Sign up for our newsletters, emails and daily forecasts to stay up to date.
Subscribe