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Conditions Below and Near Treeline

Location Name: 
Green Butte Ridge
Region: 
Mt. Shasta
Date and time of observation: 
Sun, 12/16/2018 - 2:00pm
Observation made by: 
Professional Observer
Red Flags: 
Recent loading by new snow, wind, or rain

Location Map

96067 Mount Shasta , CA
United States
41° 21' 39.2544" N, 122° 13' 49.8072" W
California US

Snowpack Observations

Details

Conditions below treeline along green butte ridge (2 p.m.):

  • HN24: 5-15 cm (2-6 in).
  • Moderate to strong S and E winds, transporting snow.
  • Wind lips unreactive to ski cuts.
  • ECTN13 ↓ 15 cm (6 in), failed below rain crust.
  • Ski penetration (PS): 2-10 cm (1-4 in).
  • Snow pack with right side up configuration.
  • New snow moist to wet, well bonded to rain crust.

Conditions near treeline:

  • HN24: 4-8 in.
  • Widespread rain crust, stout in most places, breakable in some.
  • New snow not well bonded to crust.
  • Little wind affect on snow, no notable signs of wind slabs.
  • New snow light and dry, starting near 7600 ft.
  • No obvious signs of instability.

Photos

Weather Observations

Statistics

Cloud Cover: 
100% of the sky covered by clouds
Blowing Snow: 
Yes
Precipitation: 
Snow
Accumulation rate: 
Greater than 1 in. per hour
Air temperature: 
Below Freezing
Air temperature trend: 
Cooling
Wind Speed: 
Moderate
Wind Direction: 
East