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A Quick Tour of the Old Ski Bowl

Location Name: 
Old Ski Bowl, Grey Butte
Mt. Shasta
Date and time of observation: 
Wed, 03/14/2018 - 9:00pm
Observation made by: 
Professional Observer

Location Map

96067 Mount Shasta , CA
United States
41° 22' 11.2368" N, 122° 12' 1.332" W
California US

Snowpack Observations


Conditions in the Old Ski Bowl and Green Butte Ridge:

  • Height of storm snow (HST): 50 cm (20 in), 7600-8500 ft.
  • Right side up snowpack.
  • New snow well bonded with old snow.
  • No signs of storm slabs.
  • Little effects of wind. Small cornices and wind pillows on northerly and easterly facing aspects above treeline.
  • No obvious signs of instability below and near treeline. Riding rollovers on steep inconsequential slopes yielded no failures.
  • Hand tests stubborn to trigger.
  • Above treeline: D1 sized point releases in Powder Bowl, D1 point release and possible D1 slab avalanche off of Sargent's Ridge into Avalanche Gulch.
  • Skiers reported minor wind affected snow on Green Butte Ridge and thin zipper crusts on sun facing aspects with 20 cm of ski penetration with 4F hardness.


  • Old Ski Bowl
  • Old Ski Bowl
  • Grey Butte

Weather Observations


Cloud Cover: 
100% of the sky covered by clouds
Blowing Snow: 
Accumulation rate: 
Air temperature: 
Below Freezing
Air temperature trend: 
Wind Speed: