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Gray Butte

Location Name: 
Gray Butte
Region: 
Mt. Shasta
Date and time of observation: 
Sun, 01/12/2020 - 2:00pm
Observation made by: 
Forecaster

Location Map

96067 Mount Shasta , CA
United States
41° 20' 56.13" N, 122° 11' 34.602" W
California US

Snowpack Observations

Details

Observations on Gray Butte:

  • DATE: 20200112 - 1400 hours
  • ELEVATION: 8,040 ft
  • SKY: Obscured
  • PRECIPITATION: < 1 cm/hr
  • BLOWING SNOW: Not much snow available for transport in wind exposed areas
  • TEMPERATURE: ≈20°F
  • WIND: Moderate, west
  • RED FLAGS: N/A
  • BOOT/SKI PENETRATION: 0-6 inches / 0-3 inches

Small, isolated, wind slabs and cornices were encountered that were unreactive or stubborn to trigger.  Ridgelines and start zones are scoured. No notable ski cut tests, column tests or extended column test results were seen (ECTN 12 ↓ 20 cm). Upper snow pack is a mix of crusts and 1F density snow with a bit F snow on top. Overall the snowpack is stable with no obvious signs of instabilty. If you encounter the 12/19 rain crust near treeline, be prepared for a hard, slick climb.

Surface conditions are variable. Look for the best snow below treeline on low angle terrain in wind and sun protected areas.

Photos

  • Small isolated wind slabs
  • Some blocking
  • Ridgelines scoured
  • Cornices and wind drifts unreactive
  • Westerly aspects scoured
  • Some overhanging cornices beginning to form
  • Multiple crusts in upper 100 cm of snowpack
  • 12/19 ice layer

Weather Observations

Statistics

Cloud Cover: 
100% of the sky covered by clouds
Blowing Snow: 
No
Precipitation: 
Snow
Accumulation rate: 
Less than 1 in. per hour
Air temperature: 
Below Freezing
Air temperature trend: 
Static
Wind Speed: 
Moderate
Wind Direction: 
West